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You receive an access violation from Microsoft COM+ when you try to queue work on a thread that has exited. The single-threaded apartment (STA) thread-pool causes an access violation when you try to add work to a thread that prematurely exited and that has work remaining in the queue.
This bug occurs because the thread receives bogus shutdown messages or WM_QUIT and WM_CLOSE messages.
How to obtain the hotfix
This issue is fixed in the Windows 2000 Server COM+ 1.0 Hotfix Package 28. For additional information, click the following article number to view the article in the Microsoft Knowledge Base:
828748 FIX: Availability of Windows 2000 Post-Service Pack 4 COM+ 1.0 Hotfix Rollup Package 28
Microsoft has confirmed that this is a bug in the Microsoft products that are listed in the "Applies to" section of this article.