XADM: Information Store Crash in EcReplFolderMessagesUnpack

The Store.exe process stops responding (crashes), perhaps on more than one server in the organization. If Dr. Watson is enabled, and Exchange symbols are installed, the stack of the crashing thread is similar to the following: In addition, the following events may be logged: -and-

This behavior is caused by a public folder replication message that has been changed by an anti-virus program, adding an attachment which reports that a virus has been removed. The resulting message is in an invalid format, causing the store to crash.

Exchange 2000 Server

To resolve this problem, obtain the latest service pack for Exchange 2000 Server. For additional information, click the following article number to view the article in the Microsoft Knowledge Base:

Exchange Server 5.5

To resolve this problem, obtain the latest service pack for Exchange Server 5.5. For additional information, click the following article number to view the article in the Microsoft Knowledge Base: The following files are available for download from the Microsoft Download Center:
For additional information about how to download Microsoft Support files, click the following article number to view the article in the Microsoft Knowledge Base: Microsoft scanned this file for viruses. Microsoft used the most current virus-detection software that was available on the date that the file was posted. The file is stored on security-enhanced servers that help to prevent any unauthorized changes to the file.

Exchange 2000 Server

Microsoft has confirmed that this is a problem in Microsoft Exchange 2000 Server. This problem was first corrected in Exchange 2000 Server Service Pack 1.

Exchange Server 5.5

Microsoft has confirmed that this is a problem in Microsoft Exchange Server version 5.5. This problem was first corrected in Exchange Server 5.5 Service Pack 4.