2022-11-01 08:19:15.1988 : Error al enviar documento a la DIAN
Documento: FV-CBM-21553
ERROR: System.ServiceModel.EndpointNotFoundException: There was no endpoint listening at https://vpfe.dian.gov.co/WcfDianCustomerServices.svc that could accept the message. This is often caused by an incorrect address or SOAP action. See InnerException, if present, for more details. ---> System.Net.WebException: The remote name could not be resolved: 'vpfe.dian.gov.co'
   at System.Net.HttpWebRequest.GetRequestStream(TransportContext& context)
   at System.Net.HttpWebRequest.GetRequestStream()
   at System.ServiceModel.Channels.HttpOutput.WebRequestHttpOutput.GetOutputStream()
   --- End of inner exception stack trace ---

Server stack trace: 
   at System.ServiceModel.Channels.HttpOutput.WebRequestHttpOutput.GetOutputStream()
   at System.ServiceModel.Channels.HttpOutput.Send(TimeSpan timeout)
   at System.ServiceModel.Channels.HttpChannelFactory`1.HttpRequestChannel.HttpChannelRequest.SendRequest(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.RequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.SecurityChannelFactory`1.SecurityRequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Dispatcher.RequestChannelBinder.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannel.Call(String action, Boolean oneway, ProxyOperationRuntime operation, Object[] ins, Object[] outs, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannelProxy.InvokeService(IMethodCallMessage methodCall, ProxyOperationRuntime operation)
   at System.ServiceModel.Channels.ServiceChannelProxy.Invoke(IMessage message)

Exception rethrown at [0]: 
   at System.Runtime.Remoting.Proxies.RealProxy.HandleReturnMessage(IMessage reqMsg, IMessage retMsg)
   at System.Runtime.Remoting.Proxies.RealProxy.PrivateInvoke(MessageData& msgData, Int32 type)
   at WoLicencias.Services.Logic.DIANFEService.IWcfDianCustomerServices.SendBillSync(String fileName, Byte[] contentFile)
   at WoLicencias.Services.Logic.DIANFEService.WcfDianCustomerServicesClient.SendBillSync(String fileName, Byte[] contentFile) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\Service References\DIANFEService\Reference.cs:line 791
   at WoLicencias.Services.Logic.FacturacionElectronica.FacturacionElectronicaValidacionPreviaLogic.SendDocumentSync(DocumentoEncabezado document, String fileName, Byte[] contentFile, Boolean isTest) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\FacturacionElectronica\FacturacionElectronicaValidacionPreviaLogic.cs:line 5530

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2022-11-01 09:40:59.9362 : ERROR en metodo RebuildTransactionFiles.
Error: System.NullReferenceException: Object reference not set to an instance of an object.
   at WoLicencias.Services.Logic.FacturacionElectronica.FacturacionElectronicaValidacionPreviaLogic.RebuildTransactionFiles(Int32 transactionId) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\FacturacionElectronica\FacturacionElectronicaValidacionPreviaLogic.cs:line 8503

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2022-11-01 09:48:49.1836 : ERROR en metodo RebuildTransactionFiles.
Error: System.NullReferenceException: Object reference not set to an instance of an object.
   at WoLicencias.Services.Logic.FacturacionElectronica.FacturacionElectronicaValidacionPreviaLogic.RebuildTransactionFiles(Int32 transactionId) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\FacturacionElectronica\FacturacionElectronicaValidacionPreviaLogic.cs:line 8503

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2022-11-01 10:08:54.6356 : ERROR en metodo RebuildTransactionFiles.
Error: System.NullReferenceException: Object reference not set to an instance of an object.
   at WoLicencias.Services.Logic.FacturacionElectronica.FacturacionElectronicaValidacionPreviaLogic.RebuildTransactionFiles(Int32 transactionId) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\FacturacionElectronica\FacturacionElectronicaValidacionPreviaLogic.cs:line 8503

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2022-11-01 10:13:42.2447 : Error al enviar documento a la DIAN
Documento: FV-FVE-315792
ERROR: System.ServiceModel.ServerTooBusyException: The HTTP service located at https://vpfe.dian.gov.co/WcfDianCustomerServices.svc is unavailable.  This could be because the service is too busy or because no endpoint was found listening at the specified address. Please ensure that the address is correct and try accessing the service again later. ---> System.Net.WebException: The remote server returned an error: (503) Server Unavailable.
   at System.Net.HttpWebRequest.GetResponse()
   at System.ServiceModel.Channels.HttpChannelFactory`1.HttpRequestChannel.HttpChannelRequest.WaitForReply(TimeSpan timeout)
   --- End of inner exception stack trace ---

Server stack trace: 
   at System.ServiceModel.Channels.HttpChannelUtilities.ProcessGetResponseWebException(WebException webException, HttpWebRequest request, HttpAbortReason abortReason)
   at System.ServiceModel.Channels.HttpChannelFactory`1.HttpRequestChannel.HttpChannelRequest.WaitForReply(TimeSpan timeout)
   at System.ServiceModel.Channels.RequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.SecurityChannelFactory`1.SecurityRequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Dispatcher.RequestChannelBinder.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannel.Call(String action, Boolean oneway, ProxyOperationRuntime operation, Object[] ins, Object[] outs, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannelProxy.InvokeService(IMethodCallMessage methodCall, ProxyOperationRuntime operation)
   at System.ServiceModel.Channels.ServiceChannelProxy.Invoke(IMessage message)

Exception rethrown at [0]: 
   at System.Runtime.Remoting.Proxies.RealProxy.HandleReturnMessage(IMessage reqMsg, IMessage retMsg)
   at System.Runtime.Remoting.Proxies.RealProxy.PrivateInvoke(MessageData& msgData, Int32 type)
   at WoLicencias.Services.Logic.DIANFEService.IWcfDianCustomerServices.SendBillSync(String fileName, Byte[] contentFile)
   at WoLicencias.Services.Logic.DIANFEService.WcfDianCustomerServicesClient.SendBillSync(String fileName, Byte[] contentFile) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\Service References\DIANFEService\Reference.cs:line 791
   at WoLicencias.Services.Logic.FacturacionElectronica.FacturacionElectronicaValidacionPreviaLogic.SendDocumentSync(DocumentoEncabezado document, String fileName, Byte[] contentFile, Boolean isTest) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\FacturacionElectronica\FacturacionElectronicaValidacionPreviaLogic.cs:line 5530

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2022-11-01 10:23:24.0087 : ERROR en metodo RebuildTransactionFiles.
Error: System.NullReferenceException: Object reference not set to an instance of an object.
   at WoLicencias.Services.Logic.FacturacionElectronica.FacturacionElectronicaValidacionPreviaLogic.RebuildTransactionFiles(Int32 transactionId) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\FacturacionElectronica\FacturacionElectronicaValidacionPreviaLogic.cs:line 8503

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2022-11-01 10:36:47.5714 : ERROR en metodo RebuildTransactionFiles.
Error: System.NullReferenceException: Object reference not set to an instance of an object.
   at WoLicencias.Services.Logic.FacturacionElectronica.FacturacionElectronicaValidacionPreviaLogic.RebuildTransactionFiles(Int32 transactionId) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\FacturacionElectronica\FacturacionElectronicaValidacionPreviaLogic.cs:line 8503

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2022-11-01 10:37:00.9261 : ERROR en metodo RebuildTransactionFiles.
Error: System.NullReferenceException: Object reference not set to an instance of an object.
   at WoLicencias.Services.Logic.FacturacionElectronica.FacturacionElectronicaValidacionPreviaLogic.RebuildTransactionFiles(Int32 transactionId) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\FacturacionElectronica\FacturacionElectronicaValidacionPreviaLogic.cs:line 8503

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2022-11-01 11:38:13.4183 : ERROR en metodo RebuildTransactionFiles.
Error: System.NullReferenceException: Object reference not set to an instance of an object.
   at WoLicencias.Services.Logic.FacturacionElectronica.FacturacionElectronicaValidacionPreviaLogic.RebuildTransactionFiles(Int32 transactionId) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\FacturacionElectronica\FacturacionElectronicaValidacionPreviaLogic.cs:line 8503

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2022-11-01 11:38:18.0685 : ERROR en metodo RebuildTransactionFiles.
Error: System.NullReferenceException: Object reference not set to an instance of an object.
   at WoLicencias.Services.Logic.FacturacionElectronica.FacturacionElectronicaValidacionPreviaLogic.RebuildTransactionFiles(Int32 transactionId) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\FacturacionElectronica\FacturacionElectronicaValidacionPreviaLogic.cs:line 8503

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2022-11-01 11:47:53.5524 : Error al consultar el documento en la DIAN
Metodo: GetStatusDocument
Documento: FV-992
CUFE: a663be89f872ccf9207e9f7abc1669949d0b716aed994bb5580fa3b033cddebb7c4676366c3fbf159aae734df82fc431
ERROR: System.ServiceModel.ServerTooBusyException: The HTTP service located at https://vpfe.dian.gov.co/WcfDianCustomerServices.svc is unavailable.  This could be because the service is too busy or because no endpoint was found listening at the specified address. Please ensure that the address is correct and try accessing the service again later. ---> System.Net.WebException: The remote server returned an error: (503) Server Unavailable.
   at System.Net.HttpWebRequest.GetResponse()
   at System.ServiceModel.Channels.HttpChannelFactory`1.HttpRequestChannel.HttpChannelRequest.WaitForReply(TimeSpan timeout)
   --- End of inner exception stack trace ---

Server stack trace: 
   at System.ServiceModel.Channels.HttpChannelUtilities.ProcessGetResponseWebException(WebException webException, HttpWebRequest request, HttpAbortReason abortReason)
   at System.ServiceModel.Channels.HttpChannelFactory`1.HttpRequestChannel.HttpChannelRequest.WaitForReply(TimeSpan timeout)
   at System.ServiceModel.Channels.RequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.SecurityChannelFactory`1.SecurityRequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Dispatcher.RequestChannelBinder.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannel.Call(String action, Boolean oneway, ProxyOperationRuntime operation, Object[] ins, Object[] outs, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannelProxy.InvokeService(IMethodCallMessage methodCall, ProxyOperationRuntime operation)
   at System.ServiceModel.Channels.ServiceChannelProxy.Invoke(IMessage message)

Exception rethrown at [0]: 
   at System.Runtime.Remoting.Proxies.RealProxy.HandleReturnMessage(IMessage reqMsg, IMessage retMsg)
   at System.Runtime.Remoting.Proxies.RealProxy.PrivateInvoke(MessageData& msgData, Int32 type)
   at WoLicencias.Services.Logic.DIANFEService.IWcfDianCustomerServices.GetStatus(String trackId)
   at WoLicencias.Services.Logic.DIANFEService.WcfDianCustomerServicesClient.GetStatus(String trackId) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\Service References\DIANFEService\Reference.cs:line 759
   at WoLicencias.Services.Logic.FacturacionElectronica.FacturacionElectronicaValidacionPreviaLogic.GetStatusDocument(DocumentoEncabezado document, Boolean isTest) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\FacturacionElectronica\FacturacionElectronicaValidacionPreviaLogic.cs:line 5726

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2022-11-01 11:48:24.7047 : Error al enviar documento a la DIAN
Documento: FV-MULT-392
ERROR: System.ServiceModel.ServerTooBusyException: The HTTP service located at https://vpfe.dian.gov.co/WcfDianCustomerServices.svc is unavailable.  This could be because the service is too busy or because no endpoint was found listening at the specified address. Please ensure that the address is correct and try accessing the service again later. ---> System.Net.WebException: The remote server returned an error: (503) Server Unavailable.
   at System.Net.HttpWebRequest.GetResponse()
   at System.ServiceModel.Channels.HttpChannelFactory`1.HttpRequestChannel.HttpChannelRequest.WaitForReply(TimeSpan timeout)
   --- End of inner exception stack trace ---

Server stack trace: 
   at System.ServiceModel.Channels.HttpChannelUtilities.ProcessGetResponseWebException(WebException webException, HttpWebRequest request, HttpAbortReason abortReason)
   at System.ServiceModel.Channels.HttpChannelFactory`1.HttpRequestChannel.HttpChannelRequest.WaitForReply(TimeSpan timeout)
   at System.ServiceModel.Channels.RequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.SecurityChannelFactory`1.SecurityRequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Dispatcher.RequestChannelBinder.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannel.Call(String action, Boolean oneway, ProxyOperationRuntime operation, Object[] ins, Object[] outs, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannelProxy.InvokeService(IMethodCallMessage methodCall, ProxyOperationRuntime operation)
   at System.ServiceModel.Channels.ServiceChannelProxy.Invoke(IMessage message)

Exception rethrown at [0]: 
   at System.Runtime.Remoting.Proxies.RealProxy.HandleReturnMessage(IMessage reqMsg, IMessage retMsg)
   at System.Runtime.Remoting.Proxies.RealProxy.PrivateInvoke(MessageData& msgData, Int32 type)
   at WoLicencias.Services.Logic.DIANFEService.IWcfDianCustomerServices.SendBillSync(String fileName, Byte[] contentFile)
   at WoLicencias.Services.Logic.DIANFEService.WcfDianCustomerServicesClient.SendBillSync(String fileName, Byte[] contentFile) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\Service References\DIANFEService\Reference.cs:line 791
   at WoLicencias.Services.Logic.FacturacionElectronica.FacturacionElectronicaValidacionPreviaLogic.SendDocumentSync(DocumentoEncabezado document, String fileName, Byte[] contentFile, Boolean isTest) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\FacturacionElectronica\FacturacionElectronicaValidacionPreviaLogic.cs:line 5530

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2022-11-01 11:48:28.4475 : Error al enviar documento a la DIAN
Documento: FV-CBM-21563
ERROR: System.ServiceModel.ServerTooBusyException: The HTTP service located at https://vpfe.dian.gov.co/WcfDianCustomerServices.svc is unavailable.  This could be because the service is too busy or because no endpoint was found listening at the specified address. Please ensure that the address is correct and try accessing the service again later. ---> System.Net.WebException: The remote server returned an error: (503) Server Unavailable.
   at System.Net.HttpWebRequest.GetResponse()
   at System.ServiceModel.Channels.HttpChannelFactory`1.HttpRequestChannel.HttpChannelRequest.WaitForReply(TimeSpan timeout)
   --- End of inner exception stack trace ---

Server stack trace: 
   at System.ServiceModel.Channels.HttpChannelUtilities.ProcessGetResponseWebException(WebException webException, HttpWebRequest request, HttpAbortReason abortReason)
   at System.ServiceModel.Channels.HttpChannelFactory`1.HttpRequestChannel.HttpChannelRequest.WaitForReply(TimeSpan timeout)
   at System.ServiceModel.Channels.RequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.SecurityChannelFactory`1.SecurityRequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Dispatcher.RequestChannelBinder.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannel.Call(String action, Boolean oneway, ProxyOperationRuntime operation, Object[] ins, Object[] outs, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannelProxy.InvokeService(IMethodCallMessage methodCall, ProxyOperationRuntime operation)
   at System.ServiceModel.Channels.ServiceChannelProxy.Invoke(IMessage message)

Exception rethrown at [0]: 
   at System.Runtime.Remoting.Proxies.RealProxy.HandleReturnMessage(IMessage reqMsg, IMessage retMsg)
   at System.Runtime.Remoting.Proxies.RealProxy.PrivateInvoke(MessageData& msgData, Int32 type)
   at WoLicencias.Services.Logic.DIANFEService.IWcfDianCustomerServices.SendBillSync(String fileName, Byte[] contentFile)
   at WoLicencias.Services.Logic.DIANFEService.WcfDianCustomerServicesClient.SendBillSync(String fileName, Byte[] contentFile) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\Service References\DIANFEService\Reference.cs:line 791
   at WoLicencias.Services.Logic.FacturacionElectronica.FacturacionElectronicaValidacionPreviaLogic.SendDocumentSync(DocumentoEncabezado document, String fileName, Byte[] contentFile, Boolean isTest) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\FacturacionElectronica\FacturacionElectronicaValidacionPreviaLogic.cs:line 5530

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2022-11-01 11:48:30.1305 : Error al enviar documento a la DIAN
Documento: FV-FE-7985
ERROR: System.ServiceModel.ServerTooBusyException: The HTTP service located at https://vpfe.dian.gov.co/WcfDianCustomerServices.svc is unavailable.  This could be because the service is too busy or because no endpoint was found listening at the specified address. Please ensure that the address is correct and try accessing the service again later. ---> System.Net.WebException: The remote server returned an error: (503) Server Unavailable.
   at System.Net.HttpWebRequest.GetResponse()
   at System.ServiceModel.Channels.HttpChannelFactory`1.HttpRequestChannel.HttpChannelRequest.WaitForReply(TimeSpan timeout)
   --- End of inner exception stack trace ---

Server stack trace: 
   at System.ServiceModel.Channels.HttpChannelUtilities.ProcessGetResponseWebException(WebException webException, HttpWebRequest request, HttpAbortReason abortReason)
   at System.ServiceModel.Channels.HttpChannelFactory`1.HttpRequestChannel.HttpChannelRequest.WaitForReply(TimeSpan timeout)
   at System.ServiceModel.Channels.RequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.SecurityChannelFactory`1.SecurityRequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Dispatcher.RequestChannelBinder.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannel.Call(String action, Boolean oneway, ProxyOperationRuntime operation, Object[] ins, Object[] outs, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannelProxy.InvokeService(IMethodCallMessage methodCall, ProxyOperationRuntime operation)
   at System.ServiceModel.Channels.ServiceChannelProxy.Invoke(IMessage message)

Exception rethrown at [0]: 
   at System.Runtime.Remoting.Proxies.RealProxy.HandleReturnMessage(IMessage reqMsg, IMessage retMsg)
   at System.Runtime.Remoting.Proxies.RealProxy.PrivateInvoke(MessageData& msgData, Int32 type)
   at WoLicencias.Services.Logic.DIANFEService.IWcfDianCustomerServices.SendBillSync(String fileName, Byte[] contentFile)
   at WoLicencias.Services.Logic.DIANFEService.WcfDianCustomerServicesClient.SendBillSync(String fileName, Byte[] contentFile) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\Service References\DIANFEService\Reference.cs:line 791
   at WoLicencias.Services.Logic.FacturacionElectronica.FacturacionElectronicaValidacionPreviaLogic.SendDocumentSync(DocumentoEncabezado document, String fileName, Byte[] contentFile, Boolean isTest) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\FacturacionElectronica\FacturacionElectronicaValidacionPreviaLogic.cs:line 5530

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2022-11-01 11:48:36.7628 : Error al enviar documento a la DIAN
Documento: FV-A-9300
ERROR: System.ServiceModel.ServerTooBusyException: The HTTP service located at https://vpfe.dian.gov.co/WcfDianCustomerServices.svc is unavailable.  This could be because the service is too busy or because no endpoint was found listening at the specified address. Please ensure that the address is correct and try accessing the service again later. ---> System.Net.WebException: The remote server returned an error: (503) Server Unavailable.
   at System.Net.HttpWebRequest.GetResponse()
   at System.ServiceModel.Channels.HttpChannelFactory`1.HttpRequestChannel.HttpChannelRequest.WaitForReply(TimeSpan timeout)
   --- End of inner exception stack trace ---

Server stack trace: 
   at System.ServiceModel.Channels.HttpChannelUtilities.ProcessGetResponseWebException(WebException webException, HttpWebRequest request, HttpAbortReason abortReason)
   at System.ServiceModel.Channels.HttpChannelFactory`1.HttpRequestChannel.HttpChannelRequest.WaitForReply(TimeSpan timeout)
   at System.ServiceModel.Channels.RequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.SecurityChannelFactory`1.SecurityRequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Dispatcher.RequestChannelBinder.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannel.Call(String action, Boolean oneway, ProxyOperationRuntime operation, Object[] ins, Object[] outs, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannelProxy.InvokeService(IMethodCallMessage methodCall, ProxyOperationRuntime operation)
   at System.ServiceModel.Channels.ServiceChannelProxy.Invoke(IMessage message)

Exception rethrown at [0]: 
   at System.Runtime.Remoting.Proxies.RealProxy.HandleReturnMessage(IMessage reqMsg, IMessage retMsg)
   at System.Runtime.Remoting.Proxies.RealProxy.PrivateInvoke(MessageData& msgData, Int32 type)
   at WoLicencias.Services.Logic.DIANFEService.IWcfDianCustomerServices.SendBillSync(String fileName, Byte[] contentFile)
   at WoLicencias.Services.Logic.DIANFEService.WcfDianCustomerServicesClient.SendBillSync(String fileName, Byte[] contentFile) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\Service References\DIANFEService\Reference.cs:line 791
   at WoLicencias.Services.Logic.FacturacionElectronica.FacturacionElectronicaValidacionPreviaLogic.SendDocumentSync(DocumentoEncabezado document, String fileName, Byte[] contentFile, Boolean isTest) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\FacturacionElectronica\FacturacionElectronicaValidacionPreviaLogic.cs:line 5530

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2022-11-01 11:48:45.6548 : Error al consultar el documento en la DIAN
Metodo: GetStatusDocument
Documento: -0
CUFE: dbc680721a5d4e2af673251557f8eb348305641987df666aae9ca4c21bdefb3c945e1a5be7726e0d9fcb82dcadff3a91
ERROR: System.ServiceModel.ServerTooBusyException: The HTTP service located at https://vpfe.dian.gov.co/WcfDianCustomerServices.svc is unavailable.  This could be because the service is too busy or because no endpoint was found listening at the specified address. Please ensure that the address is correct and try accessing the service again later. ---> System.Net.WebException: The remote server returned an error: (503) Server Unavailable.
   at System.Net.HttpWebRequest.GetResponse()
   at System.ServiceModel.Channels.HttpChannelFactory`1.HttpRequestChannel.HttpChannelRequest.WaitForReply(TimeSpan timeout)
   --- End of inner exception stack trace ---

Server stack trace: 
   at System.ServiceModel.Channels.HttpChannelUtilities.ProcessGetResponseWebException(WebException webException, HttpWebRequest request, HttpAbortReason abortReason)
   at System.ServiceModel.Channels.HttpChannelFactory`1.HttpRequestChannel.HttpChannelRequest.WaitForReply(TimeSpan timeout)
   at System.ServiceModel.Channels.RequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.SecurityChannelFactory`1.SecurityRequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Dispatcher.RequestChannelBinder.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannel.Call(String action, Boolean oneway, ProxyOperationRuntime operation, Object[] ins, Object[] outs, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannelProxy.InvokeService(IMethodCallMessage methodCall, ProxyOperationRuntime operation)
   at System.ServiceModel.Channels.ServiceChannelProxy.Invoke(IMessage message)

Exception rethrown at [0]: 
   at System.Runtime.Remoting.Proxies.RealProxy.HandleReturnMessage(IMessage reqMsg, IMessage retMsg)
   at System.Runtime.Remoting.Proxies.RealProxy.PrivateInvoke(MessageData& msgData, Int32 type)
   at WoLicencias.Services.Logic.DIANFEService.IWcfDianCustomerServices.GetStatus(String trackId)
   at WoLicencias.Services.Logic.DIANFEService.WcfDianCustomerServicesClient.GetStatus(String trackId) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\Service References\DIANFEService\Reference.cs:line 759
   at WoLicencias.Services.Logic.FacturacionElectronica.FacturacionElectronicaValidacionPreviaLogic.GetStatusDocument(DocumentoEncabezado document, Boolean isTest) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\FacturacionElectronica\FacturacionElectronicaValidacionPreviaLogic.cs:line 5726

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2022-11-01 11:49:13.6082 : Error al enviar documento a la DIAN
Documento: FV-FVE-315861
ERROR: System.ServiceModel.ServerTooBusyException: The HTTP service located at https://vpfe.dian.gov.co/WcfDianCustomerServices.svc is unavailable.  This could be because the service is too busy or because no endpoint was found listening at the specified address. Please ensure that the address is correct and try accessing the service again later. ---> System.Net.WebException: The remote server returned an error: (503) Server Unavailable.
   at System.Net.HttpWebRequest.GetResponse()
   at System.ServiceModel.Channels.HttpChannelFactory`1.HttpRequestChannel.HttpChannelRequest.WaitForReply(TimeSpan timeout)
   --- End of inner exception stack trace ---

Server stack trace: 
   at System.ServiceModel.Channels.HttpChannelUtilities.ProcessGetResponseWebException(WebException webException, HttpWebRequest request, HttpAbortReason abortReason)
   at System.ServiceModel.Channels.HttpChannelFactory`1.HttpRequestChannel.HttpChannelRequest.WaitForReply(TimeSpan timeout)
   at System.ServiceModel.Channels.RequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.SecurityChannelFactory`1.SecurityRequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Dispatcher.RequestChannelBinder.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannel.Call(String action, Boolean oneway, ProxyOperationRuntime operation, Object[] ins, Object[] outs, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannelProxy.InvokeService(IMethodCallMessage methodCall, ProxyOperationRuntime operation)
   at System.ServiceModel.Channels.ServiceChannelProxy.Invoke(IMessage message)

Exception rethrown at [0]: 
   at System.Runtime.Remoting.Proxies.RealProxy.HandleReturnMessage(IMessage reqMsg, IMessage retMsg)
   at System.Runtime.Remoting.Proxies.RealProxy.PrivateInvoke(MessageData& msgData, Int32 type)
   at WoLicencias.Services.Logic.DIANFEService.IWcfDianCustomerServices.SendBillSync(String fileName, Byte[] contentFile)
   at WoLicencias.Services.Logic.DIANFEService.WcfDianCustomerServicesClient.SendBillSync(String fileName, Byte[] contentFile) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\Service References\DIANFEService\Reference.cs:line 791
   at WoLicencias.Services.Logic.FacturacionElectronica.FacturacionElectronicaValidacionPreviaLogic.SendDocumentSync(DocumentoEncabezado document, String fileName, Byte[] contentFile, Boolean isTest) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\FacturacionElectronica\FacturacionElectronicaValidacionPreviaLogic.cs:line 5530

--------------------------------------------------------------------
2022-11-01 11:49:14.4964 : Error al consultar el documento en la DIAN
Metodo: GetStatusDocument
Documento: FV-GPFE-1886
CUFE: 368ad01e2c2edab6c1a13a07488a6985eed27276a768dd69ef072cedf4850addc54d0582a419db1b3cea4c48f61ee83d
ERROR: System.ServiceModel.ServerTooBusyException: The HTTP service located at https://vpfe.dian.gov.co/WcfDianCustomerServices.svc is unavailable.  This could be because the service is too busy or because no endpoint was found listening at the specified address. Please ensure that the address is correct and try accessing the service again later. ---> System.Net.WebException: The remote server returned an error: (503) Server Unavailable.
   at System.Net.HttpWebRequest.GetResponse()
   at System.ServiceModel.Channels.HttpChannelFactory`1.HttpRequestChannel.HttpChannelRequest.WaitForReply(TimeSpan timeout)
   --- End of inner exception stack trace ---

Server stack trace: 
   at System.ServiceModel.Channels.HttpChannelUtilities.ProcessGetResponseWebException(WebException webException, HttpWebRequest request, HttpAbortReason abortReason)
   at System.ServiceModel.Channels.HttpChannelFactory`1.HttpRequestChannel.HttpChannelRequest.WaitForReply(TimeSpan timeout)
   at System.ServiceModel.Channels.RequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.SecurityChannelFactory`1.SecurityRequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Dispatcher.RequestChannelBinder.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannel.Call(String action, Boolean oneway, ProxyOperationRuntime operation, Object[] ins, Object[] outs, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannelProxy.InvokeService(IMethodCallMessage methodCall, ProxyOperationRuntime operation)
   at System.ServiceModel.Channels.ServiceChannelProxy.Invoke(IMessage message)

Exception rethrown at [0]: 
   at System.Runtime.Remoting.Proxies.RealProxy.HandleReturnMessage(IMessage reqMsg, IMessage retMsg)
   at System.Runtime.Remoting.Proxies.RealProxy.PrivateInvoke(MessageData& msgData, Int32 type)
   at WoLicencias.Services.Logic.DIANFEService.IWcfDianCustomerServices.GetStatus(String trackId)
   at WoLicencias.Services.Logic.DIANFEService.WcfDianCustomerServicesClient.GetStatus(String trackId) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\Service References\DIANFEService\Reference.cs:line 759
   at WoLicencias.Services.Logic.FacturacionElectronica.FacturacionElectronicaValidacionPreviaLogic.GetStatusDocument(DocumentoEncabezado document, Boolean isTest) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\FacturacionElectronica\FacturacionElectronicaValidacionPreviaLogic.cs:line 5726

--------------------------------------------------------------------
2022-11-01 11:49:18.5672 : Error al enviar documento a la DIAN
Documento: FV-KCC-2782
ERROR: System.ServiceModel.ServerTooBusyException: The HTTP service located at https://vpfe.dian.gov.co/WcfDianCustomerServices.svc is unavailable.  This could be because the service is too busy or because no endpoint was found listening at the specified address. Please ensure that the address is correct and try accessing the service again later. ---> System.Net.WebException: The remote server returned an error: (503) Server Unavailable.
   at System.Net.HttpWebRequest.GetResponse()
   at System.ServiceModel.Channels.HttpChannelFactory`1.HttpRequestChannel.HttpChannelRequest.WaitForReply(TimeSpan timeout)
   --- End of inner exception stack trace ---

Server stack trace: 
   at System.ServiceModel.Channels.HttpChannelUtilities.ProcessGetResponseWebException(WebException webException, HttpWebRequest request, HttpAbortReason abortReason)
   at System.ServiceModel.Channels.HttpChannelFactory`1.HttpRequestChannel.HttpChannelRequest.WaitForReply(TimeSpan timeout)
   at System.ServiceModel.Channels.RequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.SecurityChannelFactory`1.SecurityRequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Dispatcher.RequestChannelBinder.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannel.Call(String action, Boolean oneway, ProxyOperationRuntime operation, Object[] ins, Object[] outs, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannelProxy.InvokeService(IMethodCallMessage methodCall, ProxyOperationRuntime operation)
   at System.ServiceModel.Channels.ServiceChannelProxy.Invoke(IMessage message)

Exception rethrown at [0]: 
   at System.Runtime.Remoting.Proxies.RealProxy.HandleReturnMessage(IMessage reqMsg, IMessage retMsg)
   at System.Runtime.Remoting.Proxies.RealProxy.PrivateInvoke(MessageData& msgData, Int32 type)
   at WoLicencias.Services.Logic.DIANFEService.IWcfDianCustomerServices.SendBillSync(String fileName, Byte[] contentFile)
   at WoLicencias.Services.Logic.DIANFEService.WcfDianCustomerServicesClient.SendBillSync(String fileName, Byte[] contentFile) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\Service References\DIANFEService\Reference.cs:line 791
   at WoLicencias.Services.Logic.FacturacionElectronica.FacturacionElectronicaValidacionPreviaLogic.SendDocumentSync(DocumentoEncabezado document, String fileName, Byte[] contentFile, Boolean isTest) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\FacturacionElectronica\FacturacionElectronicaValidacionPreviaLogic.cs:line 5530

--------------------------------------------------------------------
2022-11-01 11:49:30.5504 : Error al enviar documento a la DIAN
Documento: FV-FVE-315862
ERROR: System.ServiceModel.ServerTooBusyException: The HTTP service located at https://vpfe.dian.gov.co/WcfDianCustomerServices.svc is unavailable.  This could be because the service is too busy or because no endpoint was found listening at the specified address. Please ensure that the address is correct and try accessing the service again later. ---> System.Net.WebException: The remote server returned an error: (503) Server Unavailable.
   at System.Net.HttpWebRequest.GetResponse()
   at System.ServiceModel.Channels.HttpChannelFactory`1.HttpRequestChannel.HttpChannelRequest.WaitForReply(TimeSpan timeout)
   --- End of inner exception stack trace ---

Server stack trace: 
   at System.ServiceModel.Channels.HttpChannelUtilities.ProcessGetResponseWebException(WebException webException, HttpWebRequest request, HttpAbortReason abortReason)
   at System.ServiceModel.Channels.HttpChannelFactory`1.HttpRequestChannel.HttpChannelRequest.WaitForReply(TimeSpan timeout)
   at System.ServiceModel.Channels.RequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.SecurityChannelFactory`1.SecurityRequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Dispatcher.RequestChannelBinder.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannel.Call(String action, Boolean oneway, ProxyOperationRuntime operation, Object[] ins, Object[] outs, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannelProxy.InvokeService(IMethodCallMessage methodCall, ProxyOperationRuntime operation)
   at System.ServiceModel.Channels.ServiceChannelProxy.Invoke(IMessage message)

Exception rethrown at [0]: 
   at System.Runtime.Remoting.Proxies.RealProxy.HandleReturnMessage(IMessage reqMsg, IMessage retMsg)
   at System.Runtime.Remoting.Proxies.RealProxy.PrivateInvoke(MessageData& msgData, Int32 type)
   at WoLicencias.Services.Logic.DIANFEService.IWcfDianCustomerServices.SendBillSync(String fileName, Byte[] contentFile)
   at WoLicencias.Services.Logic.DIANFEService.WcfDianCustomerServicesClient.SendBillSync(String fileName, Byte[] contentFile) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\Service References\DIANFEService\Reference.cs:line 791
   at WoLicencias.Services.Logic.FacturacionElectronica.FacturacionElectronicaValidacionPreviaLogic.SendDocumentSync(DocumentoEncabezado document, String fileName, Byte[] contentFile, Boolean isTest) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\FacturacionElectronica\FacturacionElectronicaValidacionPreviaLogic.cs:line 5530

--------------------------------------------------------------------
2022-11-01 11:49:51.8371 : Error al enviar documento a la DIAN
Documento: FV-LMFE-6414
ERROR: System.ServiceModel.ServerTooBusyException: The HTTP service located at https://vpfe.dian.gov.co/WcfDianCustomerServices.svc is unavailable.  This could be because the service is too busy or because no endpoint was found listening at the specified address. Please ensure that the address is correct and try accessing the service again later. ---> System.Net.WebException: The remote server returned an error: (503) Server Unavailable.
   at System.Net.HttpWebRequest.GetResponse()
   at System.ServiceModel.Channels.HttpChannelFactory`1.HttpRequestChannel.HttpChannelRequest.WaitForReply(TimeSpan timeout)
   --- End of inner exception stack trace ---

Server stack trace: 
   at System.ServiceModel.Channels.HttpChannelUtilities.ProcessGetResponseWebException(WebException webException, HttpWebRequest request, HttpAbortReason abortReason)
   at System.ServiceModel.Channels.HttpChannelFactory`1.HttpRequestChannel.HttpChannelRequest.WaitForReply(TimeSpan timeout)
   at System.ServiceModel.Channels.RequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.SecurityChannelFactory`1.SecurityRequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Dispatcher.RequestChannelBinder.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannel.Call(String action, Boolean oneway, ProxyOperationRuntime operation, Object[] ins, Object[] outs, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannelProxy.InvokeService(IMethodCallMessage methodCall, ProxyOperationRuntime operation)
   at System.ServiceModel.Channels.ServiceChannelProxy.Invoke(IMessage message)

Exception rethrown at [0]: 
   at System.Runtime.Remoting.Proxies.RealProxy.HandleReturnMessage(IMessage reqMsg, IMessage retMsg)
   at System.Runtime.Remoting.Proxies.RealProxy.PrivateInvoke(MessageData& msgData, Int32 type)
   at WoLicencias.Services.Logic.DIANFEService.IWcfDianCustomerServices.SendBillSync(String fileName, Byte[] contentFile)
   at WoLicencias.Services.Logic.DIANFEService.WcfDianCustomerServicesClient.SendBillSync(String fileName, Byte[] contentFile) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\Service References\DIANFEService\Reference.cs:line 791
   at WoLicencias.Services.Logic.FacturacionElectronica.FacturacionElectronicaValidacionPreviaLogic.SendDocumentSync(DocumentoEncabezado document, String fileName, Byte[] contentFile, Boolean isTest) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\FacturacionElectronica\FacturacionElectronicaValidacionPreviaLogic.cs:line 5530

--------------------------------------------------------------------
2022-11-01 11:50:13.0264 : Error al enviar documento a la DIAN
Documento: FV-FVE-315863
ERROR: System.ServiceModel.ServerTooBusyException: The HTTP service located at https://vpfe.dian.gov.co/WcfDianCustomerServices.svc is unavailable.  This could be because the service is too busy or because no endpoint was found listening at the specified address. Please ensure that the address is correct and try accessing the service again later. ---> System.Net.WebException: The remote server returned an error: (503) Server Unavailable.
   at System.Net.HttpWebRequest.GetResponse()
   at System.ServiceModel.Channels.HttpChannelFactory`1.HttpRequestChannel.HttpChannelRequest.WaitForReply(TimeSpan timeout)
   --- End of inner exception stack trace ---

Server stack trace: 
   at System.ServiceModel.Channels.HttpChannelUtilities.ProcessGetResponseWebException(WebException webException, HttpWebRequest request, HttpAbortReason abortReason)
   at System.ServiceModel.Channels.HttpChannelFactory`1.HttpRequestChannel.HttpChannelRequest.WaitForReply(TimeSpan timeout)
   at System.ServiceModel.Channels.RequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.SecurityChannelFactory`1.SecurityRequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Dispatcher.RequestChannelBinder.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannel.Call(String action, Boolean oneway, ProxyOperationRuntime operation, Object[] ins, Object[] outs, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannelProxy.InvokeService(IMethodCallMessage methodCall, ProxyOperationRuntime operation)
   at System.ServiceModel.Channels.ServiceChannelProxy.Invoke(IMessage message)

Exception rethrown at [0]: 
   at System.Runtime.Remoting.Proxies.RealProxy.HandleReturnMessage(IMessage reqMsg, IMessage retMsg)
   at System.Runtime.Remoting.Proxies.RealProxy.PrivateInvoke(MessageData& msgData, Int32 type)
   at WoLicencias.Services.Logic.DIANFEService.IWcfDianCustomerServices.SendBillSync(String fileName, Byte[] contentFile)
   at WoLicencias.Services.Logic.DIANFEService.WcfDianCustomerServicesClient.SendBillSync(String fileName, Byte[] contentFile) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\Service References\DIANFEService\Reference.cs:line 791
   at WoLicencias.Services.Logic.FacturacionElectronica.FacturacionElectronicaValidacionPreviaLogic.SendDocumentSync(DocumentoEncabezado document, String fileName, Byte[] contentFile, Boolean isTest) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\FacturacionElectronica\FacturacionElectronicaValidacionPreviaLogic.cs:line 5530

--------------------------------------------------------------------
2022-11-01 11:50:40.7438 : Error al enviar documento a la DIAN
Documento: FV-FVE-315864
ERROR: System.ServiceModel.ServerTooBusyException: The HTTP service located at https://vpfe.dian.gov.co/WcfDianCustomerServices.svc is unavailable.  This could be because the service is too busy or because no endpoint was found listening at the specified address. Please ensure that the address is correct and try accessing the service again later. ---> System.Net.WebException: The remote server returned an error: (503) Server Unavailable.
   at System.Net.HttpWebRequest.GetResponse()
   at System.ServiceModel.Channels.HttpChannelFactory`1.HttpRequestChannel.HttpChannelRequest.WaitForReply(TimeSpan timeout)
   --- End of inner exception stack trace ---

Server stack trace: 
   at System.ServiceModel.Channels.HttpChannelUtilities.ProcessGetResponseWebException(WebException webException, HttpWebRequest request, HttpAbortReason abortReason)
   at System.ServiceModel.Channels.HttpChannelFactory`1.HttpRequestChannel.HttpChannelRequest.WaitForReply(TimeSpan timeout)
   at System.ServiceModel.Channels.RequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.SecurityChannelFactory`1.SecurityRequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Dispatcher.RequestChannelBinder.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannel.Call(String action, Boolean oneway, ProxyOperationRuntime operation, Object[] ins, Object[] outs, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannelProxy.InvokeService(IMethodCallMessage methodCall, ProxyOperationRuntime operation)
   at System.ServiceModel.Channels.ServiceChannelProxy.Invoke(IMessage message)

Exception rethrown at [0]: 
   at System.Runtime.Remoting.Proxies.RealProxy.HandleReturnMessage(IMessage reqMsg, IMessage retMsg)
   at System.Runtime.Remoting.Proxies.RealProxy.PrivateInvoke(MessageData& msgData, Int32 type)
   at WoLicencias.Services.Logic.DIANFEService.IWcfDianCustomerServices.SendBillSync(String fileName, Byte[] contentFile)
   at WoLicencias.Services.Logic.DIANFEService.WcfDianCustomerServicesClient.SendBillSync(String fileName, Byte[] contentFile) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\Service References\DIANFEService\Reference.cs:line 791
   at WoLicencias.Services.Logic.FacturacionElectronica.FacturacionElectronicaValidacionPreviaLogic.SendDocumentSync(DocumentoEncabezado document, String fileName, Byte[] contentFile, Boolean isTest) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\FacturacionElectronica\FacturacionElectronicaValidacionPreviaLogic.cs:line 5530

--------------------------------------------------------------------
2022-11-01 11:50:54.1741 : Error al enviar documento a la DIAN
Documento: FV-FVE-315865
ERROR: System.ServiceModel.ServerTooBusyException: The HTTP service located at https://vpfe.dian.gov.co/WcfDianCustomerServices.svc is unavailable.  This could be because the service is too busy or because no endpoint was found listening at the specified address. Please ensure that the address is correct and try accessing the service again later. ---> System.Net.WebException: The remote server returned an error: (503) Server Unavailable.
   at System.Net.HttpWebRequest.GetResponse()
   at System.ServiceModel.Channels.HttpChannelFactory`1.HttpRequestChannel.HttpChannelRequest.WaitForReply(TimeSpan timeout)
   --- End of inner exception stack trace ---

Server stack trace: 
   at System.ServiceModel.Channels.HttpChannelUtilities.ProcessGetResponseWebException(WebException webException, HttpWebRequest request, HttpAbortReason abortReason)
   at System.ServiceModel.Channels.HttpChannelFactory`1.HttpRequestChannel.HttpChannelRequest.WaitForReply(TimeSpan timeout)
   at System.ServiceModel.Channels.RequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.SecurityChannelFactory`1.SecurityRequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Dispatcher.RequestChannelBinder.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannel.Call(String action, Boolean oneway, ProxyOperationRuntime operation, Object[] ins, Object[] outs, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannelProxy.InvokeService(IMethodCallMessage methodCall, ProxyOperationRuntime operation)
   at System.ServiceModel.Channels.ServiceChannelProxy.Invoke(IMessage message)

Exception rethrown at [0]: 
   at System.Runtime.Remoting.Proxies.RealProxy.HandleReturnMessage(IMessage reqMsg, IMessage retMsg)
   at System.Runtime.Remoting.Proxies.RealProxy.PrivateInvoke(MessageData& msgData, Int32 type)
   at WoLicencias.Services.Logic.DIANFEService.IWcfDianCustomerServices.SendBillSync(String fileName, Byte[] contentFile)
   at WoLicencias.Services.Logic.DIANFEService.WcfDianCustomerServicesClient.SendBillSync(String fileName, Byte[] contentFile) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\Service References\DIANFEService\Reference.cs:line 791
   at WoLicencias.Services.Logic.FacturacionElectronica.FacturacionElectronicaValidacionPreviaLogic.SendDocumentSync(DocumentoEncabezado document, String fileName, Byte[] contentFile, Boolean isTest) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\FacturacionElectronica\FacturacionElectronicaValidacionPreviaLogic.cs:line 5530

--------------------------------------------------------------------
2022-11-01 11:51:21.8494 : Error al enviar documento a la DIAN
Documento: FV-FC-6689
ERROR: System.ServiceModel.ServerTooBusyException: The HTTP service located at https://vpfe.dian.gov.co/WcfDianCustomerServices.svc is unavailable.  This could be because the service is too busy or because no endpoint was found listening at the specified address. Please ensure that the address is correct and try accessing the service again later. ---> System.Net.WebException: The remote server returned an error: (503) Server Unavailable.
   at System.Net.HttpWebRequest.GetResponse()
   at System.ServiceModel.Channels.HttpChannelFactory`1.HttpRequestChannel.HttpChannelRequest.WaitForReply(TimeSpan timeout)
   --- End of inner exception stack trace ---

Server stack trace: 
   at System.ServiceModel.Channels.HttpChannelUtilities.ProcessGetResponseWebException(WebException webException, HttpWebRequest request, HttpAbortReason abortReason)
   at System.ServiceModel.Channels.HttpChannelFactory`1.HttpRequestChannel.HttpChannelRequest.WaitForReply(TimeSpan timeout)
   at System.ServiceModel.Channels.RequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.SecurityChannelFactory`1.SecurityRequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Dispatcher.RequestChannelBinder.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannel.Call(String action, Boolean oneway, ProxyOperationRuntime operation, Object[] ins, Object[] outs, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannelProxy.InvokeService(IMethodCallMessage methodCall, ProxyOperationRuntime operation)
   at System.ServiceModel.Channels.ServiceChannelProxy.Invoke(IMessage message)

Exception rethrown at [0]: 
   at System.Runtime.Remoting.Proxies.RealProxy.HandleReturnMessage(IMessage reqMsg, IMessage retMsg)
   at System.Runtime.Remoting.Proxies.RealProxy.PrivateInvoke(MessageData& msgData, Int32 type)
   at WoLicencias.Services.Logic.DIANFEService.IWcfDianCustomerServices.SendBillSync(String fileName, Byte[] contentFile)
   at WoLicencias.Services.Logic.DIANFEService.WcfDianCustomerServicesClient.SendBillSync(String fileName, Byte[] contentFile) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\Service References\DIANFEService\Reference.cs:line 791
   at WoLicencias.Services.Logic.FacturacionElectronica.FacturacionElectronicaValidacionPreviaLogic.SendDocumentSync(DocumentoEncabezado document, String fileName, Byte[] contentFile, Boolean isTest) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\FacturacionElectronica\FacturacionElectronicaValidacionPreviaLogic.cs:line 5530

--------------------------------------------------------------------
2022-11-01 11:51:32.0156 : Error al enviar documento a la DIAN
Documento: FV-FE-7985
ERROR: System.ServiceModel.ServerTooBusyException: The HTTP service located at https://vpfe.dian.gov.co/WcfDianCustomerServices.svc is unavailable.  This could be because the service is too busy or because no endpoint was found listening at the specified address. Please ensure that the address is correct and try accessing the service again later. ---> System.Net.WebException: The remote server returned an error: (503) Server Unavailable.
   at System.Net.HttpWebRequest.GetResponse()
   at System.ServiceModel.Channels.HttpChannelFactory`1.HttpRequestChannel.HttpChannelRequest.WaitForReply(TimeSpan timeout)
   --- End of inner exception stack trace ---

Server stack trace: 
   at System.ServiceModel.Channels.HttpChannelUtilities.ProcessGetResponseWebException(WebException webException, HttpWebRequest request, HttpAbortReason abortReason)
   at System.ServiceModel.Channels.HttpChannelFactory`1.HttpRequestChannel.HttpChannelRequest.WaitForReply(TimeSpan timeout)
   at System.ServiceModel.Channels.RequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.SecurityChannelFactory`1.SecurityRequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Dispatcher.RequestChannelBinder.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannel.Call(String action, Boolean oneway, ProxyOperationRuntime operation, Object[] ins, Object[] outs, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannelProxy.InvokeService(IMethodCallMessage methodCall, ProxyOperationRuntime operation)
   at System.ServiceModel.Channels.ServiceChannelProxy.Invoke(IMessage message)

Exception rethrown at [0]: 
   at System.Runtime.Remoting.Proxies.RealProxy.HandleReturnMessage(IMessage reqMsg, IMessage retMsg)
   at System.Runtime.Remoting.Proxies.RealProxy.PrivateInvoke(MessageData& msgData, Int32 type)
   at WoLicencias.Services.Logic.DIANFEService.IWcfDianCustomerServices.SendBillSync(String fileName, Byte[] contentFile)
   at WoLicencias.Services.Logic.DIANFEService.WcfDianCustomerServicesClient.SendBillSync(String fileName, Byte[] contentFile) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\Service References\DIANFEService\Reference.cs:line 791
   at WoLicencias.Services.Logic.FacturacionElectronica.FacturacionElectronicaValidacionPreviaLogic.SendDocumentSync(DocumentoEncabezado document, String fileName, Byte[] contentFile, Boolean isTest) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\FacturacionElectronica\FacturacionElectronicaValidacionPreviaLogic.cs:line 5530

--------------------------------------------------------------------
2022-11-01 11:51:44.6287 : Error al enviar documento a la DIAN
Documento: FV-FVE-315866
ERROR: System.ServiceModel.ServerTooBusyException: The HTTP service located at https://vpfe.dian.gov.co/WcfDianCustomerServices.svc is unavailable.  This could be because the service is too busy or because no endpoint was found listening at the specified address. Please ensure that the address is correct and try accessing the service again later. ---> System.Net.WebException: The remote server returned an error: (503) Server Unavailable.
   at System.Net.HttpWebRequest.GetResponse()
   at System.ServiceModel.Channels.HttpChannelFactory`1.HttpRequestChannel.HttpChannelRequest.WaitForReply(TimeSpan timeout)
   --- End of inner exception stack trace ---

Server stack trace: 
   at System.ServiceModel.Channels.HttpChannelUtilities.ProcessGetResponseWebException(WebException webException, HttpWebRequest request, HttpAbortReason abortReason)
   at System.ServiceModel.Channels.HttpChannelFactory`1.HttpRequestChannel.HttpChannelRequest.WaitForReply(TimeSpan timeout)
   at System.ServiceModel.Channels.RequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.SecurityChannelFactory`1.SecurityRequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Dispatcher.RequestChannelBinder.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannel.Call(String action, Boolean oneway, ProxyOperationRuntime operation, Object[] ins, Object[] outs, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannelProxy.InvokeService(IMethodCallMessage methodCall, ProxyOperationRuntime operation)
   at System.ServiceModel.Channels.ServiceChannelProxy.Invoke(IMessage message)

Exception rethrown at [0]: 
   at System.Runtime.Remoting.Proxies.RealProxy.HandleReturnMessage(IMessage reqMsg, IMessage retMsg)
   at System.Runtime.Remoting.Proxies.RealProxy.PrivateInvoke(MessageData& msgData, Int32 type)
   at WoLicencias.Services.Logic.DIANFEService.IWcfDianCustomerServices.SendBillSync(String fileName, Byte[] contentFile)
   at WoLicencias.Services.Logic.DIANFEService.WcfDianCustomerServicesClient.SendBillSync(String fileName, Byte[] contentFile) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\Service References\DIANFEService\Reference.cs:line 791
   at WoLicencias.Services.Logic.FacturacionElectronica.FacturacionElectronicaValidacionPreviaLogic.SendDocumentSync(DocumentoEncabezado document, String fileName, Byte[] contentFile, Boolean isTest) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\FacturacionElectronica\FacturacionElectronicaValidacionPreviaLogic.cs:line 5530

--------------------------------------------------------------------
2022-11-01 11:51:46.5494 : Error al enviar documento a la DIAN
Documento: FV-FE-1493
ERROR: System.ServiceModel.ServerTooBusyException: The HTTP service located at https://vpfe.dian.gov.co/WcfDianCustomerServices.svc is unavailable.  This could be because the service is too busy or because no endpoint was found listening at the specified address. Please ensure that the address is correct and try accessing the service again later. ---> System.Net.WebException: The remote server returned an error: (503) Server Unavailable.
   at System.Net.HttpWebRequest.GetResponse()
   at System.ServiceModel.Channels.HttpChannelFactory`1.HttpRequestChannel.HttpChannelRequest.WaitForReply(TimeSpan timeout)
   --- End of inner exception stack trace ---

Server stack trace: 
   at System.ServiceModel.Channels.HttpChannelUtilities.ProcessGetResponseWebException(WebException webException, HttpWebRequest request, HttpAbortReason abortReason)
   at System.ServiceModel.Channels.HttpChannelFactory`1.HttpRequestChannel.HttpChannelRequest.WaitForReply(TimeSpan timeout)
   at System.ServiceModel.Channels.RequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.SecurityChannelFactory`1.SecurityRequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Dispatcher.RequestChannelBinder.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannel.Call(String action, Boolean oneway, ProxyOperationRuntime operation, Object[] ins, Object[] outs, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannelProxy.InvokeService(IMethodCallMessage methodCall, ProxyOperationRuntime operation)
   at System.ServiceModel.Channels.ServiceChannelProxy.Invoke(IMessage message)

Exception rethrown at [0]: 
   at System.Runtime.Remoting.Proxies.RealProxy.HandleReturnMessage(IMessage reqMsg, IMessage retMsg)
   at System.Runtime.Remoting.Proxies.RealProxy.PrivateInvoke(MessageData& msgData, Int32 type)
   at WoLicencias.Services.Logic.DIANFEService.IWcfDianCustomerServices.SendBillSync(String fileName, Byte[] contentFile)
   at WoLicencias.Services.Logic.DIANFEService.WcfDianCustomerServicesClient.SendBillSync(String fileName, Byte[] contentFile) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\Service References\DIANFEService\Reference.cs:line 791
   at WoLicencias.Services.Logic.FacturacionElectronica.FacturacionElectronicaValidacionPreviaLogic.SendDocumentSync(DocumentoEncabezado document, String fileName, Byte[] contentFile, Boolean isTest) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\FacturacionElectronica\FacturacionElectronicaValidacionPreviaLogic.cs:line 5530

--------------------------------------------------------------------
2022-11-01 11:51:52.9401 : Error al enviar documento a la DIAN
Documento: FV-WTC-149
ERROR: System.ServiceModel.ServerTooBusyException: The HTTP service located at https://vpfe.dian.gov.co/WcfDianCustomerServices.svc is unavailable.  This could be because the service is too busy or because no endpoint was found listening at the specified address. Please ensure that the address is correct and try accessing the service again later. ---> System.Net.WebException: The remote server returned an error: (503) Server Unavailable.
   at System.Net.HttpWebRequest.GetResponse()
   at System.ServiceModel.Channels.HttpChannelFactory`1.HttpRequestChannel.HttpChannelRequest.WaitForReply(TimeSpan timeout)
   --- End of inner exception stack trace ---

Server stack trace: 
   at System.ServiceModel.Channels.HttpChannelUtilities.ProcessGetResponseWebException(WebException webException, HttpWebRequest request, HttpAbortReason abortReason)
   at System.ServiceModel.Channels.HttpChannelFactory`1.HttpRequestChannel.HttpChannelRequest.WaitForReply(TimeSpan timeout)
   at System.ServiceModel.Channels.RequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.SecurityChannelFactory`1.SecurityRequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Dispatcher.RequestChannelBinder.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannel.Call(String action, Boolean oneway, ProxyOperationRuntime operation, Object[] ins, Object[] outs, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannelProxy.InvokeService(IMethodCallMessage methodCall, ProxyOperationRuntime operation)
   at System.ServiceModel.Channels.ServiceChannelProxy.Invoke(IMessage message)

Exception rethrown at [0]: 
   at System.Runtime.Remoting.Proxies.RealProxy.HandleReturnMessage(IMessage reqMsg, IMessage retMsg)
   at System.Runtime.Remoting.Proxies.RealProxy.PrivateInvoke(MessageData& msgData, Int32 type)
   at WoLicencias.Services.Logic.DIANFEService.IWcfDianCustomerServices.SendBillSync(String fileName, Byte[] contentFile)
   at WoLicencias.Services.Logic.DIANFEService.WcfDianCustomerServicesClient.SendBillSync(String fileName, Byte[] contentFile) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\Service References\DIANFEService\Reference.cs:line 791
   at WoLicencias.Services.Logic.FacturacionElectronica.FacturacionElectronicaValidacionPreviaLogic.SendDocumentSync(DocumentoEncabezado document, String fileName, Byte[] contentFile, Boolean isTest) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\FacturacionElectronica\FacturacionElectronicaValidacionPreviaLogic.cs:line 5530

--------------------------------------------------------------------
2022-11-01 11:51:59.4399 : Error al enviar documento a la DIAN
Documento: FV-FVE-315861
ERROR: System.ServiceModel.ServerTooBusyException: The HTTP service located at https://vpfe.dian.gov.co/WcfDianCustomerServices.svc is unavailable.  This could be because the service is too busy or because no endpoint was found listening at the specified address. Please ensure that the address is correct and try accessing the service again later. ---> System.Net.WebException: The remote server returned an error: (503) Server Unavailable.
   at System.Net.HttpWebRequest.GetResponse()
   at System.ServiceModel.Channels.HttpChannelFactory`1.HttpRequestChannel.HttpChannelRequest.WaitForReply(TimeSpan timeout)
   --- End of inner exception stack trace ---

Server stack trace: 
   at System.ServiceModel.Channels.HttpChannelUtilities.ProcessGetResponseWebException(WebException webException, HttpWebRequest request, HttpAbortReason abortReason)
   at System.ServiceModel.Channels.HttpChannelFactory`1.HttpRequestChannel.HttpChannelRequest.WaitForReply(TimeSpan timeout)
   at System.ServiceModel.Channels.RequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.SecurityChannelFactory`1.SecurityRequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Dispatcher.RequestChannelBinder.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannel.Call(String action, Boolean oneway, ProxyOperationRuntime operation, Object[] ins, Object[] outs, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannelProxy.InvokeService(IMethodCallMessage methodCall, ProxyOperationRuntime operation)
   at System.ServiceModel.Channels.ServiceChannelProxy.Invoke(IMessage message)

Exception rethrown at [0]: 
   at System.Runtime.Remoting.Proxies.RealProxy.HandleReturnMessage(IMessage reqMsg, IMessage retMsg)
   at System.Runtime.Remoting.Proxies.RealProxy.PrivateInvoke(MessageData& msgData, Int32 type)
   at WoLicencias.Services.Logic.DIANFEService.IWcfDianCustomerServices.SendBillSync(String fileName, Byte[] contentFile)
   at WoLicencias.Services.Logic.DIANFEService.WcfDianCustomerServicesClient.SendBillSync(String fileName, Byte[] contentFile) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\Service References\DIANFEService\Reference.cs:line 791
   at WoLicencias.Services.Logic.FacturacionElectronica.FacturacionElectronicaValidacionPreviaLogic.SendDocumentSync(DocumentoEncabezado document, String fileName, Byte[] contentFile, Boolean isTest) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\FacturacionElectronica\FacturacionElectronicaValidacionPreviaLogic.cs:line 5530

--------------------------------------------------------------------
2022-11-01 11:52:00.0036 : Error al enviar documento a la DIAN
Documento: FV-DREL-4036
ERROR: System.ServiceModel.ServerTooBusyException: The HTTP service located at https://vpfe.dian.gov.co/WcfDianCustomerServices.svc is unavailable.  This could be because the service is too busy or because no endpoint was found listening at the specified address. Please ensure that the address is correct and try accessing the service again later. ---> System.Net.WebException: The remote server returned an error: (503) Server Unavailable.
   at System.Net.HttpWebRequest.GetResponse()
   at System.ServiceModel.Channels.HttpChannelFactory`1.HttpRequestChannel.HttpChannelRequest.WaitForReply(TimeSpan timeout)
   --- End of inner exception stack trace ---

Server stack trace: 
   at System.ServiceModel.Channels.HttpChannelUtilities.ProcessGetResponseWebException(WebException webException, HttpWebRequest request, HttpAbortReason abortReason)
   at System.ServiceModel.Channels.HttpChannelFactory`1.HttpRequestChannel.HttpChannelRequest.WaitForReply(TimeSpan timeout)
   at System.ServiceModel.Channels.RequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.SecurityChannelFactory`1.SecurityRequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Dispatcher.RequestChannelBinder.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannel.Call(String action, Boolean oneway, ProxyOperationRuntime operation, Object[] ins, Object[] outs, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannelProxy.InvokeService(IMethodCallMessage methodCall, ProxyOperationRuntime operation)
   at System.ServiceModel.Channels.ServiceChannelProxy.Invoke(IMessage message)

Exception rethrown at [0]: 
   at System.Runtime.Remoting.Proxies.RealProxy.HandleReturnMessage(IMessage reqMsg, IMessage retMsg)
   at System.Runtime.Remoting.Proxies.RealProxy.PrivateInvoke(MessageData& msgData, Int32 type)
   at WoLicencias.Services.Logic.DIANFEService.IWcfDianCustomerServices.SendBillSync(String fileName, Byte[] contentFile)
   at WoLicencias.Services.Logic.DIANFEService.WcfDianCustomerServicesClient.SendBillSync(String fileName, Byte[] contentFile) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\Service References\DIANFEService\Reference.cs:line 791
   at WoLicencias.Services.Logic.FacturacionElectronica.FacturacionElectronicaValidacionPreviaLogic.SendDocumentSync(DocumentoEncabezado document, String fileName, Byte[] contentFile, Boolean isTest) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\FacturacionElectronica\FacturacionElectronicaValidacionPreviaLogic.cs:line 5530

--------------------------------------------------------------------
2022-11-01 11:52:06.2512 : Error al enviar documento a la DIAN
Documento: FV-A-9300
ERROR: System.ServiceModel.ServerTooBusyException: The HTTP service located at https://vpfe.dian.gov.co/WcfDianCustomerServices.svc is unavailable.  This could be because the service is too busy or because no endpoint was found listening at the specified address. Please ensure that the address is correct and try accessing the service again later. ---> System.Net.WebException: The remote server returned an error: (503) Server Unavailable.
   at System.Net.HttpWebRequest.GetResponse()
   at System.ServiceModel.Channels.HttpChannelFactory`1.HttpRequestChannel.HttpChannelRequest.WaitForReply(TimeSpan timeout)
   --- End of inner exception stack trace ---

Server stack trace: 
   at System.ServiceModel.Channels.HttpChannelUtilities.ProcessGetResponseWebException(WebException webException, HttpWebRequest request, HttpAbortReason abortReason)
   at System.ServiceModel.Channels.HttpChannelFactory`1.HttpRequestChannel.HttpChannelRequest.WaitForReply(TimeSpan timeout)
   at System.ServiceModel.Channels.RequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.SecurityChannelFactory`1.SecurityRequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Dispatcher.RequestChannelBinder.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannel.Call(String action, Boolean oneway, ProxyOperationRuntime operation, Object[] ins, Object[] outs, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannelProxy.InvokeService(IMethodCallMessage methodCall, ProxyOperationRuntime operation)
   at System.ServiceModel.Channels.ServiceChannelProxy.Invoke(IMessage message)

Exception rethrown at [0]: 
   at System.Runtime.Remoting.Proxies.RealProxy.HandleReturnMessage(IMessage reqMsg, IMessage retMsg)
   at System.Runtime.Remoting.Proxies.RealProxy.PrivateInvoke(MessageData& msgData, Int32 type)
   at WoLicencias.Services.Logic.DIANFEService.IWcfDianCustomerServices.SendBillSync(String fileName, Byte[] contentFile)
   at WoLicencias.Services.Logic.DIANFEService.WcfDianCustomerServicesClient.SendBillSync(String fileName, Byte[] contentFile) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\Service References\DIANFEService\Reference.cs:line 791
   at WoLicencias.Services.Logic.FacturacionElectronica.FacturacionElectronicaValidacionPreviaLogic.SendDocumentSync(DocumentoEncabezado document, String fileName, Byte[] contentFile, Boolean isTest) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\FacturacionElectronica\FacturacionElectronicaValidacionPreviaLogic.cs:line 5530

--------------------------------------------------------------------
2022-11-01 11:52:09.6234 : Error al enviar documento a la DIAN
Documento: FV-KCC-2782
ERROR: System.ServiceModel.ServerTooBusyException: The HTTP service located at https://vpfe.dian.gov.co/WcfDianCustomerServices.svc is unavailable.  This could be because the service is too busy or because no endpoint was found listening at the specified address. Please ensure that the address is correct and try accessing the service again later. ---> System.Net.WebException: The remote server returned an error: (503) Server Unavailable.
   at System.Net.HttpWebRequest.GetResponse()
   at System.ServiceModel.Channels.HttpChannelFactory`1.HttpRequestChannel.HttpChannelRequest.WaitForReply(TimeSpan timeout)
   --- End of inner exception stack trace ---

Server stack trace: 
   at System.ServiceModel.Channels.HttpChannelUtilities.ProcessGetResponseWebException(WebException webException, HttpWebRequest request, HttpAbortReason abortReason)
   at System.ServiceModel.Channels.HttpChannelFactory`1.HttpRequestChannel.HttpChannelRequest.WaitForReply(TimeSpan timeout)
   at System.ServiceModel.Channels.RequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.SecurityChannelFactory`1.SecurityRequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Dispatcher.RequestChannelBinder.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannel.Call(String action, Boolean oneway, ProxyOperationRuntime operation, Object[] ins, Object[] outs, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannelProxy.InvokeService(IMethodCallMessage methodCall, ProxyOperationRuntime operation)
   at System.ServiceModel.Channels.ServiceChannelProxy.Invoke(IMessage message)

Exception rethrown at [0]: 
   at System.Runtime.Remoting.Proxies.RealProxy.HandleReturnMessage(IMessage reqMsg, IMessage retMsg)
   at System.Runtime.Remoting.Proxies.RealProxy.PrivateInvoke(MessageData& msgData, Int32 type)
   at WoLicencias.Services.Logic.DIANFEService.IWcfDianCustomerServices.SendBillSync(String fileName, Byte[] contentFile)
   at WoLicencias.Services.Logic.DIANFEService.WcfDianCustomerServicesClient.SendBillSync(String fileName, Byte[] contentFile) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\Service References\DIANFEService\Reference.cs:line 791
   at WoLicencias.Services.Logic.FacturacionElectronica.FacturacionElectronicaValidacionPreviaLogic.SendDocumentSync(DocumentoEncabezado document, String fileName, Byte[] contentFile, Boolean isTest) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\FacturacionElectronica\FacturacionElectronicaValidacionPreviaLogic.cs:line 5530

--------------------------------------------------------------------
2022-11-01 11:52:14.5051 : Error al enviar documento a la DIAN
Documento: FV-CBM-21563
ERROR: System.ServiceModel.ServerTooBusyException: The HTTP service located at https://vpfe.dian.gov.co/WcfDianCustomerServices.svc is unavailable.  This could be because the service is too busy or because no endpoint was found listening at the specified address. Please ensure that the address is correct and try accessing the service again later. ---> System.Net.WebException: The remote server returned an error: (503) Server Unavailable.
   at System.Net.HttpWebRequest.GetResponse()
   at System.ServiceModel.Channels.HttpChannelFactory`1.HttpRequestChannel.HttpChannelRequest.WaitForReply(TimeSpan timeout)
   --- End of inner exception stack trace ---

Server stack trace: 
   at System.ServiceModel.Channels.HttpChannelUtilities.ProcessGetResponseWebException(WebException webException, HttpWebRequest request, HttpAbortReason abortReason)
   at System.ServiceModel.Channels.HttpChannelFactory`1.HttpRequestChannel.HttpChannelRequest.WaitForReply(TimeSpan timeout)
   at System.ServiceModel.Channels.RequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.SecurityChannelFactory`1.SecurityRequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Dispatcher.RequestChannelBinder.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannel.Call(String action, Boolean oneway, ProxyOperationRuntime operation, Object[] ins, Object[] outs, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannelProxy.InvokeService(IMethodCallMessage methodCall, ProxyOperationRuntime operation)
   at System.ServiceModel.Channels.ServiceChannelProxy.Invoke(IMessage message)

Exception rethrown at [0]: 
   at System.Runtime.Remoting.Proxies.RealProxy.HandleReturnMessage(IMessage reqMsg, IMessage retMsg)
   at System.Runtime.Remoting.Proxies.RealProxy.PrivateInvoke(MessageData& msgData, Int32 type)
   at WoLicencias.Services.Logic.DIANFEService.IWcfDianCustomerServices.SendBillSync(String fileName, Byte[] contentFile)
   at WoLicencias.Services.Logic.DIANFEService.WcfDianCustomerServicesClient.SendBillSync(String fileName, Byte[] contentFile) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\Service References\DIANFEService\Reference.cs:line 791
   at WoLicencias.Services.Logic.FacturacionElectronica.FacturacionElectronicaValidacionPreviaLogic.SendDocumentSync(DocumentoEncabezado document, String fileName, Byte[] contentFile, Boolean isTest) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\FacturacionElectronica\FacturacionElectronicaValidacionPreviaLogic.cs:line 5530

--------------------------------------------------------------------
2022-11-01 11:52:37.7997 : Error al enviar documento a la DIAN
Documento: FV-FE-82398
ERROR: System.ServiceModel.ServerTooBusyException: The HTTP service located at https://vpfe.dian.gov.co/WcfDianCustomerServices.svc is unavailable.  This could be because the service is too busy or because no endpoint was found listening at the specified address. Please ensure that the address is correct and try accessing the service again later. ---> System.Net.WebException: The remote server returned an error: (503) Server Unavailable.
   at System.Net.HttpWebRequest.GetResponse()
   at System.ServiceModel.Channels.HttpChannelFactory`1.HttpRequestChannel.HttpChannelRequest.WaitForReply(TimeSpan timeout)
   --- End of inner exception stack trace ---

Server stack trace: 
   at System.ServiceModel.Channels.HttpChannelUtilities.ProcessGetResponseWebException(WebException webException, HttpWebRequest request, HttpAbortReason abortReason)
   at System.ServiceModel.Channels.HttpChannelFactory`1.HttpRequestChannel.HttpChannelRequest.WaitForReply(TimeSpan timeout)
   at System.ServiceModel.Channels.RequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.SecurityChannelFactory`1.SecurityRequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Dispatcher.RequestChannelBinder.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannel.Call(String action, Boolean oneway, ProxyOperationRuntime operation, Object[] ins, Object[] outs, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannelProxy.InvokeService(IMethodCallMessage methodCall, ProxyOperationRuntime operation)
   at System.ServiceModel.Channels.ServiceChannelProxy.Invoke(IMessage message)

Exception rethrown at [0]: 
   at System.Runtime.Remoting.Proxies.RealProxy.HandleReturnMessage(IMessage reqMsg, IMessage retMsg)
   at System.Runtime.Remoting.Proxies.RealProxy.PrivateInvoke(MessageData& msgData, Int32 type)
   at WoLicencias.Services.Logic.DIANFEService.IWcfDianCustomerServices.SendBillSync(String fileName, Byte[] contentFile)
   at WoLicencias.Services.Logic.DIANFEService.WcfDianCustomerServicesClient.SendBillSync(String fileName, Byte[] contentFile) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\Service References\DIANFEService\Reference.cs:line 791
   at WoLicencias.Services.Logic.FacturacionElectronica.FacturacionElectronicaValidacionPreviaLogic.SendDocumentSync(DocumentoEncabezado document, String fileName, Byte[] contentFile, Boolean isTest) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\FacturacionElectronica\FacturacionElectronicaValidacionPreviaLogic.cs:line 5530

--------------------------------------------------------------------
2022-11-01 11:52:41.7760 : Error al enviar documento a la DIAN
Documento: NCCL-NCE-21447
ERROR: System.ServiceModel.ServerTooBusyException: The HTTP service located at https://vpfe.dian.gov.co/WcfDianCustomerServices.svc is unavailable.  This could be because the service is too busy or because no endpoint was found listening at the specified address. Please ensure that the address is correct and try accessing the service again later. ---> System.Net.WebException: The remote server returned an error: (503) Server Unavailable.
   at System.Net.HttpWebRequest.GetResponse()
   at System.ServiceModel.Channels.HttpChannelFactory`1.HttpRequestChannel.HttpChannelRequest.WaitForReply(TimeSpan timeout)
   --- End of inner exception stack trace ---

Server stack trace: 
   at System.ServiceModel.Channels.HttpChannelUtilities.ProcessGetResponseWebException(WebException webException, HttpWebRequest request, HttpAbortReason abortReason)
   at System.ServiceModel.Channels.HttpChannelFactory`1.HttpRequestChannel.HttpChannelRequest.WaitForReply(TimeSpan timeout)
   at System.ServiceModel.Channels.RequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.SecurityChannelFactory`1.SecurityRequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Dispatcher.RequestChannelBinder.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannel.Call(String action, Boolean oneway, ProxyOperationRuntime operation, Object[] ins, Object[] outs, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannelProxy.InvokeService(IMethodCallMessage methodCall, ProxyOperationRuntime operation)
   at System.ServiceModel.Channels.ServiceChannelProxy.Invoke(IMessage message)

Exception rethrown at [0]: 
   at System.Runtime.Remoting.Proxies.RealProxy.HandleReturnMessage(IMessage reqMsg, IMessage retMsg)
   at System.Runtime.Remoting.Proxies.RealProxy.PrivateInvoke(MessageData& msgData, Int32 type)
   at WoLicencias.Services.Logic.DIANFEService.IWcfDianCustomerServices.SendBillSync(String fileName, Byte[] contentFile)
   at WoLicencias.Services.Logic.DIANFEService.WcfDianCustomerServicesClient.SendBillSync(String fileName, Byte[] contentFile) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\Service References\DIANFEService\Reference.cs:line 791
   at WoLicencias.Services.Logic.FacturacionElectronica.FacturacionElectronicaValidacionPreviaLogic.SendDocumentSync(DocumentoEncabezado document, String fileName, Byte[] contentFile, Boolean isTest) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\FacturacionElectronica\FacturacionElectronicaValidacionPreviaLogic.cs:line 5530

--------------------------------------------------------------------
2022-11-01 11:52:45.1068 : Error al enviar documento a la DIAN
Documento: FV-FVE-315867
ERROR: System.ServiceModel.ServerTooBusyException: The HTTP service located at https://vpfe.dian.gov.co/WcfDianCustomerServices.svc is unavailable.  This could be because the service is too busy or because no endpoint was found listening at the specified address. Please ensure that the address is correct and try accessing the service again later. ---> System.Net.WebException: The remote server returned an error: (503) Server Unavailable.
   at System.Net.HttpWebRequest.GetResponse()
   at System.ServiceModel.Channels.HttpChannelFactory`1.HttpRequestChannel.HttpChannelRequest.WaitForReply(TimeSpan timeout)
   --- End of inner exception stack trace ---

Server stack trace: 
   at System.ServiceModel.Channels.HttpChannelUtilities.ProcessGetResponseWebException(WebException webException, HttpWebRequest request, HttpAbortReason abortReason)
   at System.ServiceModel.Channels.HttpChannelFactory`1.HttpRequestChannel.HttpChannelRequest.WaitForReply(TimeSpan timeout)
   at System.ServiceModel.Channels.RequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.SecurityChannelFactory`1.SecurityRequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Dispatcher.RequestChannelBinder.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannel.Call(String action, Boolean oneway, ProxyOperationRuntime operation, Object[] ins, Object[] outs, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannelProxy.InvokeService(IMethodCallMessage methodCall, ProxyOperationRuntime operation)
   at System.ServiceModel.Channels.ServiceChannelProxy.Invoke(IMessage message)

Exception rethrown at [0]: 
   at System.Runtime.Remoting.Proxies.RealProxy.HandleReturnMessage(IMessage reqMsg, IMessage retMsg)
   at System.Runtime.Remoting.Proxies.RealProxy.PrivateInvoke(MessageData& msgData, Int32 type)
   at WoLicencias.Services.Logic.DIANFEService.IWcfDianCustomerServices.SendBillSync(String fileName, Byte[] contentFile)
   at WoLicencias.Services.Logic.DIANFEService.WcfDianCustomerServicesClient.SendBillSync(String fileName, Byte[] contentFile) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\Service References\DIANFEService\Reference.cs:line 791
   at WoLicencias.Services.Logic.FacturacionElectronica.FacturacionElectronicaValidacionPreviaLogic.SendDocumentSync(DocumentoEncabezado document, String fileName, Byte[] contentFile, Boolean isTest) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\FacturacionElectronica\FacturacionElectronicaValidacionPreviaLogic.cs:line 5530

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2022-11-01 11:52:55.7917 : Error al enviar documento a la DIAN
Documento: FV-LMFE-6412
ERROR: System.ServiceModel.ServerTooBusyException: The HTTP service located at https://vpfe.dian.gov.co/WcfDianCustomerServices.svc is unavailable.  This could be because the service is too busy or because no endpoint was found listening at the specified address. Please ensure that the address is correct and try accessing the service again later. ---> System.Net.WebException: The remote server returned an error: (503) Server Unavailable.
   at System.Net.HttpWebRequest.GetResponse()
   at System.ServiceModel.Channels.HttpChannelFactory`1.HttpRequestChannel.HttpChannelRequest.WaitForReply(TimeSpan timeout)
   --- End of inner exception stack trace ---

Server stack trace: 
   at System.ServiceModel.Channels.HttpChannelUtilities.ProcessGetResponseWebException(WebException webException, HttpWebRequest request, HttpAbortReason abortReason)
   at System.ServiceModel.Channels.HttpChannelFactory`1.HttpRequestChannel.HttpChannelRequest.WaitForReply(TimeSpan timeout)
   at System.ServiceModel.Channels.RequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.SecurityChannelFactory`1.SecurityRequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Dispatcher.RequestChannelBinder.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannel.Call(String action, Boolean oneway, ProxyOperationRuntime operation, Object[] ins, Object[] outs, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannelProxy.InvokeService(IMethodCallMessage methodCall, ProxyOperationRuntime operation)
   at System.ServiceModel.Channels.ServiceChannelProxy.Invoke(IMessage message)

Exception rethrown at [0]: 
   at System.Runtime.Remoting.Proxies.RealProxy.HandleReturnMessage(IMessage reqMsg, IMessage retMsg)
   at System.Runtime.Remoting.Proxies.RealProxy.PrivateInvoke(MessageData& msgData, Int32 type)
   at WoLicencias.Services.Logic.DIANFEService.IWcfDianCustomerServices.SendBillSync(String fileName, Byte[] contentFile)
   at WoLicencias.Services.Logic.DIANFEService.WcfDianCustomerServicesClient.SendBillSync(String fileName, Byte[] contentFile) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\Service References\DIANFEService\Reference.cs:line 791
   at WoLicencias.Services.Logic.FacturacionElectronica.FacturacionElectronicaValidacionPreviaLogic.SendDocumentSync(DocumentoEncabezado document, String fileName, Byte[] contentFile, Boolean isTest) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\FacturacionElectronica\FacturacionElectronicaValidacionPreviaLogic.cs:line 5530

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2022-11-01 11:53:18.1801 : Error al enviar documento a la DIAN
Documento: FV-MULT-392
ERROR: System.ServiceModel.ServerTooBusyException: The HTTP service located at https://vpfe.dian.gov.co/WcfDianCustomerServices.svc is unavailable.  This could be because the service is too busy or because no endpoint was found listening at the specified address. Please ensure that the address is correct and try accessing the service again later. ---> System.Net.WebException: The remote server returned an error: (503) Server Unavailable.
   at System.Net.HttpWebRequest.GetResponse()
   at System.ServiceModel.Channels.HttpChannelFactory`1.HttpRequestChannel.HttpChannelRequest.WaitForReply(TimeSpan timeout)
   --- End of inner exception stack trace ---

Server stack trace: 
   at System.ServiceModel.Channels.HttpChannelUtilities.ProcessGetResponseWebException(WebException webException, HttpWebRequest request, HttpAbortReason abortReason)
   at System.ServiceModel.Channels.HttpChannelFactory`1.HttpRequestChannel.HttpChannelRequest.WaitForReply(TimeSpan timeout)
   at System.ServiceModel.Channels.RequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.SecurityChannelFactory`1.SecurityRequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Dispatcher.RequestChannelBinder.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannel.Call(String action, Boolean oneway, ProxyOperationRuntime operation, Object[] ins, Object[] outs, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannelProxy.InvokeService(IMethodCallMessage methodCall, ProxyOperationRuntime operation)
   at System.ServiceModel.Channels.ServiceChannelProxy.Invoke(IMessage message)

Exception rethrown at [0]: 
   at System.Runtime.Remoting.Proxies.RealProxy.HandleReturnMessage(IMessage reqMsg, IMessage retMsg)
   at System.Runtime.Remoting.Proxies.RealProxy.PrivateInvoke(MessageData& msgData, Int32 type)
   at WoLicencias.Services.Logic.DIANFEService.IWcfDianCustomerServices.SendBillSync(String fileName, Byte[] contentFile)
   at WoLicencias.Services.Logic.DIANFEService.WcfDianCustomerServicesClient.SendBillSync(String fileName, Byte[] contentFile) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\Service References\DIANFEService\Reference.cs:line 791
   at WoLicencias.Services.Logic.FacturacionElectronica.FacturacionElectronicaValidacionPreviaLogic.SendDocumentSync(DocumentoEncabezado document, String fileName, Byte[] contentFile, Boolean isTest) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\FacturacionElectronica\FacturacionElectronicaValidacionPreviaLogic.cs:line 5530

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2022-11-01 11:53:20.7287 : Error al enviar documento a la DIAN
Documento: FV-94187
ERROR: System.ServiceModel.ServerTooBusyException: The HTTP service located at https://vpfe.dian.gov.co/WcfDianCustomerServices.svc is unavailable.  This could be because the service is too busy or because no endpoint was found listening at the specified address. Please ensure that the address is correct and try accessing the service again later. ---> System.Net.WebException: The remote server returned an error: (503) Server Unavailable.
   at System.Net.HttpWebRequest.GetResponse()
   at System.ServiceModel.Channels.HttpChannelFactory`1.HttpRequestChannel.HttpChannelRequest.WaitForReply(TimeSpan timeout)
   --- End of inner exception stack trace ---

Server stack trace: 
   at System.ServiceModel.Channels.HttpChannelUtilities.ProcessGetResponseWebException(WebException webException, HttpWebRequest request, HttpAbortReason abortReason)
   at System.ServiceModel.Channels.HttpChannelFactory`1.HttpRequestChannel.HttpChannelRequest.WaitForReply(TimeSpan timeout)
   at System.ServiceModel.Channels.RequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.SecurityChannelFactory`1.SecurityRequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Dispatcher.RequestChannelBinder.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannel.Call(String action, Boolean oneway, ProxyOperationRuntime operation, Object[] ins, Object[] outs, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannelProxy.InvokeService(IMethodCallMessage methodCall, ProxyOperationRuntime operation)
   at System.ServiceModel.Channels.ServiceChannelProxy.Invoke(IMessage message)

Exception rethrown at [0]: 
   at System.Runtime.Remoting.Proxies.RealProxy.HandleReturnMessage(IMessage reqMsg, IMessage retMsg)
   at System.Runtime.Remoting.Proxies.RealProxy.PrivateInvoke(MessageData& msgData, Int32 type)
   at WoLicencias.Services.Logic.DIANFEService.IWcfDianCustomerServices.SendBillSync(String fileName, Byte[] contentFile)
   at WoLicencias.Services.Logic.DIANFEService.WcfDianCustomerServicesClient.SendBillSync(String fileName, Byte[] contentFile) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\Service References\DIANFEService\Reference.cs:line 791
   at WoLicencias.Services.Logic.FacturacionElectronica.FacturacionElectronicaValidacionPreviaLogic.SendDocumentSync(DocumentoEncabezado document, String fileName, Byte[] contentFile, Boolean isTest) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\FacturacionElectronica\FacturacionElectronicaValidacionPreviaLogic.cs:line 5530

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2022-11-01 11:54:00.0184 : Error al enviar documento a la DIAN
Documento: FV-FE-1037
ERROR: System.ServiceModel.ServerTooBusyException: The HTTP service located at https://vpfe.dian.gov.co/WcfDianCustomerServices.svc is unavailable.  This could be because the service is too busy or because no endpoint was found listening at the specified address. Please ensure that the address is correct and try accessing the service again later. ---> System.Net.WebException: The remote server returned an error: (503) Server Unavailable.
   at System.Net.HttpWebRequest.GetResponse()
   at System.ServiceModel.Channels.HttpChannelFactory`1.HttpRequestChannel.HttpChannelRequest.WaitForReply(TimeSpan timeout)
   --- End of inner exception stack trace ---

Server stack trace: 
   at System.ServiceModel.Channels.HttpChannelUtilities.ProcessGetResponseWebException(WebException webException, HttpWebRequest request, HttpAbortReason abortReason)
   at System.ServiceModel.Channels.HttpChannelFactory`1.HttpRequestChannel.HttpChannelRequest.WaitForReply(TimeSpan timeout)
   at System.ServiceModel.Channels.RequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.SecurityChannelFactory`1.SecurityRequestChannel.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Dispatcher.RequestChannelBinder.Request(Message message, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannel.Call(String action, Boolean oneway, ProxyOperationRuntime operation, Object[] ins, Object[] outs, TimeSpan timeout)
   at System.ServiceModel.Channels.ServiceChannelProxy.InvokeService(IMethodCallMessage methodCall, ProxyOperationRuntime operation)
   at System.ServiceModel.Channels.ServiceChannelProxy.Invoke(IMessage message)

Exception rethrown at [0]: 
   at System.Runtime.Remoting.Proxies.RealProxy.HandleReturnMessage(IMessage reqMsg, IMessage retMsg)
   at System.Runtime.Remoting.Proxies.RealProxy.PrivateInvoke(MessageData& msgData, Int32 type)
   at WoLicencias.Services.Logic.DIANFEService.IWcfDianCustomerServices.SendBillSync(String fileName, Byte[] contentFile)
   at WoLicencias.Services.Logic.DIANFEService.WcfDianCustomerServicesClient.SendBillSync(String fileName, Byte[] contentFile) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\Service References\DIANFEService\Reference.cs:line 791
   at WoLicencias.Services.Logic.FacturacionElectronica.FacturacionElectronicaValidacionPreviaLogic.SendDocumentSync(DocumentoEncabezado document, String fileName, Byte[] contentFile, Boolean isTest) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\FacturacionElectronica\FacturacionElectronicaValidacionPreviaLogic.cs:line 5530

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2022-11-01 11:57:31.1973 : ERROR en metodo RebuildTransactionFiles.
Error: System.NullReferenceException: Object reference not set to an instance of an object.
   at WoLicencias.Services.Logic.FacturacionElectronica.FacturacionElectronicaValidacionPreviaLogic.RebuildTransactionFiles(Int32 transactionId) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\FacturacionElectronica\FacturacionElectronicaValidacionPreviaLogic.cs:line 8503

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2022-11-01 12:15:00.7239 : ERROR en metodo RebuildTransactionFiles.
Error: System.NullReferenceException: Object reference not set to an instance of an object.
   at WoLicencias.Services.Logic.FacturacionElectronica.FacturacionElectronicaValidacionPreviaLogic.RebuildTransactionFiles(Int32 transactionId) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\FacturacionElectronica\FacturacionElectronicaValidacionPreviaLogic.cs:line 8503

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2022-11-01 12:18:41.1798 : ERROR en metodo RebuildTransactionFiles.
Error: System.NullReferenceException: Object reference not set to an instance of an object.
   at WoLicencias.Services.Logic.FacturacionElectronica.FacturacionElectronicaValidacionPreviaLogic.RebuildTransactionFiles(Int32 transactionId) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\FacturacionElectronica\FacturacionElectronicaValidacionPreviaLogic.cs:line 8503

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2022-11-01 12:21:17.8941 : ERROR en metodo RebuildTransactionFiles.
Error: System.NullReferenceException: Object reference not set to an instance of an object.
   at WoLicencias.Services.Logic.FacturacionElectronica.FacturacionElectronicaValidacionPreviaLogic.RebuildTransactionFiles(Int32 transactionId) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\FacturacionElectronica\FacturacionElectronicaValidacionPreviaLogic.cs:line 8503

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2022-11-01 12:28:06.3258 : ERROR en metodo RebuildTransactionFiles.
Error: System.NullReferenceException: Object reference not set to an instance of an object.
   at WoLicencias.Services.Logic.FacturacionElectronica.FacturacionElectronicaValidacionPreviaLogic.RebuildTransactionFiles(Int32 transactionId) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\FacturacionElectronica\FacturacionElectronicaValidacionPreviaLogic.cs:line 8503

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2022-11-01 12:28:25.8014 : ERROR en metodo RebuildTransactionFiles.
Error: System.NullReferenceException: Object reference not set to an instance of an object.
   at WoLicencias.Services.Logic.FacturacionElectronica.FacturacionElectronicaValidacionPreviaLogic.RebuildTransactionFiles(Int32 transactionId) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\FacturacionElectronica\FacturacionElectronicaValidacionPreviaLogic.cs:line 8503

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2022-11-01 14:25:27.8061 : ERROR en metodo RebuildTransactionFiles.
Error: System.NullReferenceException: Object reference not set to an instance of an object.
   at WoLicencias.Services.Logic.FacturacionElectronica.FacturacionElectronicaValidacionPreviaLogic.RebuildTransactionFiles(Int32 transactionId) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\FacturacionElectronica\FacturacionElectronicaValidacionPreviaLogic.cs:line 8503

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2022-11-01 14:35:17.5228 : ERROR en metodo RebuildTransactionFiles.
Error: System.NullReferenceException: Object reference not set to an instance of an object.
   at WoLicencias.Services.Logic.FacturacionElectronica.FacturacionElectronicaValidacionPreviaLogic.RebuildTransactionFiles(Int32 transactionId) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\FacturacionElectronica\FacturacionElectronicaValidacionPreviaLogic.cs:line 8503

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2022-11-01 15:09:55.9194 : ERROR en metodo RebuildTransactionFiles.
Error: System.NullReferenceException: Object reference not set to an instance of an object.
   at WoLicencias.Services.Logic.FacturacionElectronica.FacturacionElectronicaValidacionPreviaLogic.RebuildTransactionFiles(Int32 transactionId) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\FacturacionElectronica\FacturacionElectronicaValidacionPreviaLogic.cs:line 8503

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2022-11-01 15:24:07.3402 : ERROR en metodo RebuildTransactionFiles.
Error: System.NullReferenceException: Object reference not set to an instance of an object.
   at WoLicencias.Services.Logic.FacturacionElectronica.FacturacionElectronicaValidacionPreviaLogic.RebuildTransactionFiles(Int32 transactionId) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\FacturacionElectronica\FacturacionElectronicaValidacionPreviaLogic.cs:line 8503

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2022-11-01 15:52:56.2659 : ERROR en metodo RebuildTransactionFiles.
Error: System.NullReferenceException: Object reference not set to an instance of an object.
   at WoLicencias.Services.Logic.FacturacionElectronica.FacturacionElectronicaValidacionPreviaLogic.RebuildTransactionFiles(Int32 transactionId) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\FacturacionElectronica\FacturacionElectronicaValidacionPreviaLogic.cs:line 8503

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2022-11-01 16:13:27.8623 : ERROR en metodo RebuildTransactionFiles.
Error: System.NullReferenceException: Object reference not set to an instance of an object.
   at WoLicencias.Services.Logic.FacturacionElectronica.FacturacionElectronicaValidacionPreviaLogic.RebuildTransactionFiles(Int32 transactionId) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\FacturacionElectronica\FacturacionElectronicaValidacionPreviaLogic.cs:line 8503

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2022-11-01 16:31:13.7802 : ERROR en metodo RebuildTransactionFiles.
Error: System.NullReferenceException: Object reference not set to an instance of an object.
   at WoLicencias.Services.Logic.FacturacionElectronica.FacturacionElectronicaValidacionPreviaLogic.RebuildTransactionFiles(Int32 transactionId) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\FacturacionElectronica\FacturacionElectronicaValidacionPreviaLogic.cs:line 8503

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2022-11-01 16:53:10.2243 : ERROR en metodo RebuildTransactionFiles.
Error: System.NullReferenceException: Object reference not set to an instance of an object.
   at WoLicencias.Services.Logic.FacturacionElectronica.FacturacionElectronicaValidacionPreviaLogic.RebuildTransactionFiles(Int32 transactionId) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\FacturacionElectronica\FacturacionElectronicaValidacionPreviaLogic.cs:line 8503

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2022-11-01 16:54:17.1434 : ERROR en metodo RebuildTransactionFiles.
Error: System.NullReferenceException: Object reference not set to an instance of an object.
   at WoLicencias.Services.Logic.FacturacionElectronica.FacturacionElectronicaValidacionPreviaLogic.RebuildTransactionFiles(Int32 transactionId) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\FacturacionElectronica\FacturacionElectronicaValidacionPreviaLogic.cs:line 8503

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2022-11-01 17:15:29.3569 : ERROR en metodo RebuildTransactionFiles.
Error: System.NullReferenceException: Object reference not set to an instance of an object.
   at WoLicencias.Services.Logic.FacturacionElectronica.FacturacionElectronicaValidacionPreviaLogic.RebuildTransactionFiles(Int32 transactionId) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\FacturacionElectronica\FacturacionElectronicaValidacionPreviaLogic.cs:line 8503

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2022-11-01 17:15:36.0945 : ERROR en metodo RebuildTransactionFiles.
Error: System.NullReferenceException: Object reference not set to an instance of an object.
   at WoLicencias.Services.Logic.FacturacionElectronica.FacturacionElectronicaValidacionPreviaLogic.RebuildTransactionFiles(Int32 transactionId) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\FacturacionElectronica\FacturacionElectronicaValidacionPreviaLogic.cs:line 8503

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2022-11-01 17:16:37.2328 : ERROR en metodo RebuildTransactionFiles.
Error: System.NullReferenceException: Object reference not set to an instance of an object.
   at WoLicencias.Services.Logic.FacturacionElectronica.FacturacionElectronicaValidacionPreviaLogic.RebuildTransactionFiles(Int32 transactionId) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\FacturacionElectronica\FacturacionElectronicaValidacionPreviaLogic.cs:line 8503

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2022-11-01 17:20:39.4325 : ERROR en metodo RebuildTransactionFiles.
Error: System.NullReferenceException: Object reference not set to an instance of an object.
   at WoLicencias.Services.Logic.FacturacionElectronica.FacturacionElectronicaValidacionPreviaLogic.RebuildTransactionFiles(Int32 transactionId) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\FacturacionElectronica\FacturacionElectronicaValidacionPreviaLogic.cs:line 8503

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2022-11-01 17:26:27.1583 : ERROR en metodo RebuildTransactionFiles.
Error: System.NullReferenceException: Object reference not set to an instance of an object.
   at WoLicencias.Services.Logic.FacturacionElectronica.FacturacionElectronicaValidacionPreviaLogic.RebuildTransactionFiles(Int32 transactionId) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\FacturacionElectronica\FacturacionElectronicaValidacionPreviaLogic.cs:line 8503

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2022-11-01 17:27:32.1822 : ERROR en metodo RebuildTransactionFiles.
Error: System.NullReferenceException: Object reference not set to an instance of an object.
   at WoLicencias.Services.Logic.FacturacionElectronica.FacturacionElectronicaValidacionPreviaLogic.RebuildTransactionFiles(Int32 transactionId) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\FacturacionElectronica\FacturacionElectronicaValidacionPreviaLogic.cs:line 8503

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2022-11-01 18:09:35.2781 : ERROR en metodo RebuildTransactionFiles.
Error: System.NullReferenceException: Object reference not set to an instance of an object.
   at WoLicencias.Services.Logic.FacturacionElectronica.FacturacionElectronicaValidacionPreviaLogic.RebuildTransactionFiles(Int32 transactionId) in C:\Net\WorldOfficeNet\TFP_WoLicencias\Infrastructure.Base.Services\ServiceLogic\Source\WoLicencias.Services.Logic\FacturacionElectronica\FacturacionElectronicaValidacionPreviaLogic.cs:line 8503

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