C# EWS api引发异常“；“内部服务器错误”；

我正在使用下面的代码发送回复，但出现内部服务器错误时出现异常。在

SendAndSaveCopy（）

上的操作失败：

堆栈跟踪：

Microsoft.Exchange.WebServices.Data.ServiceRequestBase.ProcessWebException(WebException webException) in \\REDMOND\EXCHANGE\BUILD\E15\15.00.0913.015\SOURCES\sources\dev\EwsManagedApi\src\EwsManagedApi\Core\Requests\ServiceRequestBase.cs:line 995
at Microsoft.Exchange.WebServices.Data.ServiceRequestBase.GetEwsHttpWebResponse(IEwsHttpWebRequest request) in \\REDMOND\EXCHANGE\BUILD\E15\15.00.0913.015\SOURCES\sources\dev\EwsManagedApi\src\EwsManagedApi\Core\Requests\ServiceRequestBase.cs:line 831
at Microsoft.Exchange.WebServices.Data.ServiceRequestBase.ValidateAndEmitRequest(IEwsHttpWebRequest& request) in \\REDMOND\EXCHANGE\BUILD\E15\15.00.0913.015\SOURCES\sources\dev\EwsManagedApi\src\EwsManagedApi\Core\Requests\ServiceRequestBase.cs:line 724
at Microsoft.Exchange.WebServices.Data.SimpleServiceRequestBase.InternalExecute() in \\REDMOND\EXCHANGE\BUILD\E15\15.00.0913.015\SOURCES\sources\dev\EwsManagedApi\src\EwsManagedApi\Core\Requests\SimpleServiceRequestBase.cs:line 40
at Microsoft.Exchange.WebServices.Data.MultiResponseServiceRequest1.Execute() in \\REDMOND\EXCHANGE\BUILD\E15\15.00.0913.015\SOURCES\sources\dev\EwsManagedApi\src\EwsManagedApi\Core\Requests\MultiResponseServiceRequest.cs:line 157
at Microsoft.Exchange.WebServices.Data.ExchangeService.InternalCreateResponseObject(ServiceObject responseObject, FolderId parentFolderId, Nullable 1 messageDisposition) in \\REDMOND\EXCHANGE\BUILD\E15\15.00.0913.015\SOURCES\sources\dev\EwsManagedApi\src\EwsManagedApi\Core\ExchangeService.cs:line 71
at Microsoft.Exchange.WebServices.Data.ResponseObject 1.InternalCreate(FolderId destinationFolderId, MessageDisposition messageDisposition) in \\REDMOND\EXCHANGE\BUILD\E15\15.00.0913.015\SOURCES\sources\dev\EwsManagedApi\src\EwsManagedApi\Core\ServiceObjects\ResponseObjects\ResponseObject.cs:line 86
at Microsoft.Exchange.WebServices.Data.ResponseObject 1.SendAndSaveCopy() in \\REDMOND\EXCHANGE\BUILD\E15\15.00.0913.015\SOURCES\sources\dev\EwsManagedApi\src\EwsManagedApi\Core\ServiceObjects\ResponseObjects\ResponseObject.cs:line 156
at MailingService.Common.MailBLL.SendReply(Item item, String message, String status) in c:\Users\fahad.r\Desktop\MailingService\MailingService.Common\BLL\MailBLL.cs:line 124
at MailingService.Common.MailBLL.SyncMail() in c:\Users\fahad.r\Desktop\MailingService\MailingService.Common\BLL\MailBLL.cs:line 87`

如果我使用另一个帐户发送和接收邮件，但使用同一个域，它可以正常工作

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我必须更改什么？

在managedAPI中启用跟踪，然后查看服务器的回复。通常这里面的信息比例外情况告诉你的要多。你能给我提供更多的信息吗？我的意思是如何启用跟踪以及如何知道服务器的响应。

Microsoft.Exchange.WebServices.Data.ServiceRequestBase.ProcessWebException(WebException webException) in \\REDMOND\EXCHANGE\BUILD\E15\15.00.0913.015\SOURCES\sources\dev\EwsManagedApi\src\EwsManagedApi\Core\Requests\ServiceRequestBase.cs:line 995
at Microsoft.Exchange.WebServices.Data.ServiceRequestBase.GetEwsHttpWebResponse(IEwsHttpWebRequest request) in \\REDMOND\EXCHANGE\BUILD\E15\15.00.0913.015\SOURCES\sources\dev\EwsManagedApi\src\EwsManagedApi\Core\Requests\ServiceRequestBase.cs:line 831
at Microsoft.Exchange.WebServices.Data.ServiceRequestBase.ValidateAndEmitRequest(IEwsHttpWebRequest& request) in \\REDMOND\EXCHANGE\BUILD\E15\15.00.0913.015\SOURCES\sources\dev\EwsManagedApi\src\EwsManagedApi\Core\Requests\ServiceRequestBase.cs:line 724
at Microsoft.Exchange.WebServices.Data.SimpleServiceRequestBase.InternalExecute() in \\REDMOND\EXCHANGE\BUILD\E15\15.00.0913.015\SOURCES\sources\dev\EwsManagedApi\src\EwsManagedApi\Core\Requests\SimpleServiceRequestBase.cs:line 40
at Microsoft.Exchange.WebServices.Data.MultiResponseServiceRequest1.Execute() in \\REDMOND\EXCHANGE\BUILD\E15\15.00.0913.015\SOURCES\sources\dev\EwsManagedApi\src\EwsManagedApi\Core\Requests\MultiResponseServiceRequest.cs:line 157
at Microsoft.Exchange.WebServices.Data.ExchangeService.InternalCreateResponseObject(ServiceObject responseObject, FolderId parentFolderId, Nullable 1 messageDisposition) in \\REDMOND\EXCHANGE\BUILD\E15\15.00.0913.015\SOURCES\sources\dev\EwsManagedApi\src\EwsManagedApi\Core\ExchangeService.cs:line 71
at Microsoft.Exchange.WebServices.Data.ResponseObject 1.InternalCreate(FolderId destinationFolderId, MessageDisposition messageDisposition) in \\REDMOND\EXCHANGE\BUILD\E15\15.00.0913.015\SOURCES\sources\dev\EwsManagedApi\src\EwsManagedApi\Core\ServiceObjects\ResponseObjects\ResponseObject.cs:line 86
at Microsoft.Exchange.WebServices.Data.ResponseObject 1.SendAndSaveCopy() in \\REDMOND\EXCHANGE\BUILD\E15\15.00.0913.015\SOURCES\sources\dev\EwsManagedApi\src\EwsManagedApi\Core\ServiceObjects\ResponseObjects\ResponseObject.cs:line 156
at MailingService.Common.MailBLL.SendReply(Item item, String message, String status) in c:\Users\fahad.r\Desktop\MailingService\MailingService.Common\BLL\MailBLL.cs:line 124
at MailingService.Common.MailBLL.SyncMail() in c:\Users\fahad.r\Desktop\MailingService\MailingService.Common\BLL\MailBLL.cs:line 87`