The MSExchangeMailboxAssistants.exe process crashes when the managed folder assistant tries to journal a message in an Exchange Server 2007 environment


Consider the following scenario. You schedule the managed folder assistant to run in a Microsoft Exchange Server 2007 environment. Then, the managed folder assistant tries to journal a message that is larger than the maximum submission size. In this scenario, the Microsoft Exchange Mailbox Assistants service (MSExchangeMailboxAssistants.exe) crashes. Additionally, the following event is logged in the Application log:


This issue occurs because the Store.exe process fails, and generates a 0x4DA (ecMaximumSubmissionExceeded) error when the MSExchangeMailboxAssistants.exe process tries to submit the message to the Store.exe process.


To resolve this issue, install the following update rollup:
2509911 Description of Update Rollup 4 for Exchange Server 2007 Service Pack 3


Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.

More Information

For more information about how to schedule the managed folder assistant, visit the following Microsoft website: