XADM: Information Store Stops Responding When Delivering an NDR

In certain circumstances, the information store may stop responding when receiving a non-delivery report (NDR) from a foreign SMTP system.

The NDR that is received by Exchange Server has information in the PR_SUPPLEMENTARY_INFORMATION MAPI property that is too long.

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.

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.