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In this situation, the EdgeTransport.exe process on the Hub Transport server crashes. Additionally, the following events are logged in the Application log:<image>
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Log Name: Application
Source: MSExchange Common
Date: <Date>
Event ID: 4999
Task Category: General
Level: Error
Keywords: Classic
User: N/A
Computer: <Computer>
Description:
Watson report about to be sent to dw20.exe for process id: <ProcessID>, with parameters: E12, c-RTL-AMD64, <version number>, edgetransport, M.E.D.Storage, M.E.D.S.InboundMimeConverter.DetermineMixedContentEncoding, System.NullReferenceException, <XXXX>, <version number>. ErrorReportingEnabled: False
Log Name: Application
Source: MSExchangeTransport
Date: <Date>
Event ID: 10003
Task Category: PoisonMessage
Level: Error
Keywords: Classic
User: N/A
Computer: <Computer>
Description:
The transport process failed during message processing with the following call stack: System.NullReferenceException: Object reference not set to an instance of an object.
at Microsoft.Exchange.Data.Storage.InboundMimeConverter.DetermineMixedContentEncoding()
at Microsoft.Exchange.Data.Storage.InboundMimeConverter.PromoteMimeMessageMixedBody()
at Microsoft.Exchange.Data.Storage.InboundMimeConverter.PromoteDelayedBody(Item item, Boolean promoteEmptyBody)
at Microsoft.Exchange.Data.Storage.InboundMimeConverter.ConvertToItemInternal(MimePromotionFlags promotionFlags)
at Microsoft.Exchange.Data.Storage.InboundMimeConverter.<>c__DisplayClasse.<ConvertToItem>b__c()
at Microsoft.Exchange.Data.Storage.ConvertUtils.CallCts(Trace tracer, String methodName, String exceptionString, CtsCall ctsCall)
at Microsoft.Exchange.Data.Storage.InboundMimeConverter.ConvertToItem(MimePromotionFlags promotionFlags)
at Microsoft.Exchange.Data.Storage.ItemConversion.InternalConvertAnyMimeToItem(Item itemOut, EmailMessage messageIn, InboundConversionOptions options, MimePromotionFlags promotionFlags, Boolean isStreamToStream)
at Microsoft.Exchange.Data.Storage.ItemConversion.ConvertAnyMimeToItem(Item itemOut, EmailMessage messageIn, InboundConversionOptions options, MimePromotionFlags flags)
at Microsoft.Exchange.Data.Storage.ItemConversion.ConvertAnyMimeToItem(Item itemOut, EmailMessage messageIn, InboundConversionOptions options)
at Microsoft.Exchange.MailboxTransport.StoreDriver.DeliveryItem.ConvertFromAnyMime(EmailMessage message, InboundConversionOptions options)
at Microsoft.Exchange.MailboxTransport.StoreDriver.MailItemDeliver.CopyContentToItem(MailRecipient recipient)
at Microsoft.Exchange.MailboxTransport.StoreDriver.MailItemDeliver.<>c__DisplayClass1.<DeliverToRecipient>b__0()
at Microsoft.Exchange.MailboxTransport.StoreDriver.StorageExceptionHandler.RunUnderExceptionHandler(IMessageConverter converter, StoreDriverDelegate workerFunction)
at Microsoft.Exchange.MailboxTransport.StoreDriver.MailItemDeliver.DeliverToRecipient(MailRecipient recipient)
at Microsoft.Exchange.MailboxTransport.StoreDriver.MailItemDeliver.DeliverToRecipients()
at Microsoft.Exchange.MailboxTransport.StoreDriver.StoreDriver.DeliverMailItem(NextHopConnection connection, TransportMailItem mailItem)
at Microsoft.Exchange.MailboxTransport.StoreDriver.StoreDriver.LocalDeliveryCallback(Object state)
at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state)
at System.Threading._ThreadPoolWaitCallback.PerformWaitCallbackInternal(_ThreadPoolWaitCallback tpWaitCallBack)
at System.Threading._ThreadPoolWaitCallback.PerformWaitCallback(Object state)
Source: MSExchange Common
Date: <Date>
Event ID: 4999
Task Category: General
Level: Error
Keywords: Classic
User: N/A
Computer: <Computer>
Description:
Watson report about to be sent to dw20.exe for process id: <ProcessID>, with parameters: E12, c-RTL-AMD64, <version number>, edgetransport, M.E.D.Storage, M.E.D.S.InboundMimeConverter.DetermineMixedContentEncoding, System.NullReferenceException, <XXXX>, <version number>. ErrorReportingEnabled: False
Log Name: Application
Source: MSExchangeTransport
Date: <Date>
Event ID: 10003
Task Category: PoisonMessage
Level: Error
Keywords: Classic
User: N/A
Computer: <Computer>
Description:
The transport process failed during message processing with the following call stack: System.NullReferenceException: Object reference not set to an instance of an object.
at Microsoft.Exchange.Data.Storage.InboundMimeConverter.DetermineMixedContentEncoding()
at Microsoft.Exchange.Data.Storage.InboundMimeConverter.PromoteMimeMessageMixedBody()
at Microsoft.Exchange.Data.Storage.InboundMimeConverter.PromoteDelayedBody(Item item, Boolean promoteEmptyBody)
at Microsoft.Exchange.Data.Storage.InboundMimeConverter.ConvertToItemInternal(MimePromotionFlags promotionFlags)
at Microsoft.Exchange.Data.Storage.InboundMimeConverter.<>c__DisplayClasse.<ConvertToItem>b__c()
at Microsoft.Exchange.Data.Storage.ConvertUtils.CallCts(Trace tracer, String methodName, String exceptionString, CtsCall ctsCall)
at Microsoft.Exchange.Data.Storage.InboundMimeConverter.ConvertToItem(MimePromotionFlags promotionFlags)
at Microsoft.Exchange.Data.Storage.ItemConversion.InternalConvertAnyMimeToItem(Item itemOut, EmailMessage messageIn, InboundConversionOptions options, MimePromotionFlags promotionFlags, Boolean isStreamToStream)
at Microsoft.Exchange.Data.Storage.ItemConversion.ConvertAnyMimeToItem(Item itemOut, EmailMessage messageIn, InboundConversionOptions options, MimePromotionFlags flags)
at Microsoft.Exchange.Data.Storage.ItemConversion.ConvertAnyMimeToItem(Item itemOut, EmailMessage messageIn, InboundConversionOptions options)
at Microsoft.Exchange.MailboxTransport.StoreDriver.DeliveryItem.ConvertFromAnyMime(EmailMessage message, InboundConversionOptions options)
at Microsoft.Exchange.MailboxTransport.StoreDriver.MailItemDeliver.CopyContentToItem(MailRecipient recipient)
at Microsoft.Exchange.MailboxTransport.StoreDriver.MailItemDeliver.<>c__DisplayClass1.<DeliverToRecipient>b__0()
at Microsoft.Exchange.MailboxTransport.StoreDriver.StorageExceptionHandler.RunUnderExceptionHandler(IMessageConverter converter, StoreDriverDelegate workerFunction)
at Microsoft.Exchange.MailboxTransport.StoreDriver.MailItemDeliver.DeliverToRecipient(MailRecipient recipient)
at Microsoft.Exchange.MailboxTransport.StoreDriver.MailItemDeliver.DeliverToRecipients()
at Microsoft.Exchange.MailboxTransport.StoreDriver.StoreDriver.DeliverMailItem(NextHopConnection connection, TransportMailItem mailItem)
at Microsoft.Exchange.MailboxTransport.StoreDriver.StoreDriver.LocalDeliveryCallback(Object state)
at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state)
at System.Threading._ThreadPoolWaitCallback.PerformWaitCallbackInternal(_ThreadPoolWaitCallback tpWaitCallBack)
at System.Threading._ThreadPoolWaitCallback.PerformWaitCallback(Object state)