Mailsphere ManualsMailsphere ManualsDomain Administrator Manual Articles550 5.6.0 M2MCVT.StorageError. storage error in content conversion.

550 5.6.0 M2MCVT.StorageError. storage error in content conversion.

Symptoms

The internal message was failed to sent to journal@mailsphere.mx.  Below is the received error message:

550 5.6.0 M2MCVT.StorageError.Exception: ConversionFailedException, Content conversion internal failure.; storage error in content conversion.

The majority of this happens when the recipient is the same as the sender and accepted/declined a meeting/appointment. This kind of accepted/declined messages will be failed to forward to journal@mailsphere.mx by journal rule.

Cause

The majority of this happens when the recipient is the same as the sender and accepted/declined a meeting/appointment. This kind of accepted/declined messages will be failed to forward to journal@mailsphere.mx by journal rule.

Solution

This was caused by the generating exchange. Please note that the below solution only applies to Microsoft Exchange Server 2010 Service Pack 1, Exchange Server 2010 Enterprise and Exchange Server 2010 Standard.

https://support.microsoft.com/en-us/help/2481283/various-issues-occur-after-you-use-outlook-to-sign-and-then-forward-an