This article was previously published under Q309209
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If you create a distribution list (DL), select the report to owner option, and do not select an owner, the DL may not expand, which results in a non-delivery report (NDR). The categorizer may report error0xc0040557. This situation may also occur if the owner account that you originally selected is deleted from Active Directory.
To resolve this problem, obtain the latest service pack for Microsoft Exchange 2000 Server. For additional information, click the following article number to view the article in theMicrosoft Knowledge Base:
301378 XGEN: How to Obtain the Latest Exchange 2000 Server Service Pack
Microsoft has confirmed that this is a problem in Microsoft Exchange 2000 Server. This problem was first corrected in Microsoft Exchange 2000 Server Service Pack 2.