This article was previously published under Q283291
This article has been archived. It is offered "as is" and will no longer be updated.
While you are monitoring an Exchange 2000 Server, you may see messages that remain in the SMTP queue that is bound for local delivery. In addition, the information store process consumes 100 percent CPU usage.
The information store process does not detect cross membership in Security Groups when it is checking security credentials. For example:
Create two Security Groups, SG1 and SG2.
Make SG1 a member of SG2.
Make SG2 a member of SG1.
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
The English version of this fix should have the following file attributes or later:
Component: Information Store
You can work around this problem by removing cross membership in security groups.
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 1.