A race condition in the COM+ Event System can cause the detection of a corrupted IEventSubscription object

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Article ID: 829180 - View products that this article applies to.
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The Microsoft COM+ Event System can incorrectly detect and then log a corrupted IEventSubscription object. The event log looks similar to the following:

Event Type: Warning 
Event Source: EventSystem 
Event Category: Event Service 
Event ID: 4106 
Date: 3/14/2002 Time: 10:35:37 AM User: domain\user 
Computer: ComputerName 
Description: The COM+ Event System detected a corrupt IEventSubscription object.
The COM+ Event System has removed object ID {...}. The subscriber will no longer 
be notified when the event occurs.


This problem occurs because of race conditions that are in the COM+ Event System.


How to obtain the hotfix

This issue is fixed in the Windows 2000 Server COM+ 1.0 Hotfix Package 28. For more 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.


Article ID: 829180 - Last Review: July 18, 2005 - Revision: 2.0
  • Microsoft Windows 2000 Server
  • Microsoft Windows 2000 Professional Edition
  • Microsoft Windows 2000 Advanced Server
  • Microsoft Windows 2000 Datacenter Server
  • Microsoft COM+ 1.0
kbbug kbfix kbqfe kbwin2000presp5fix KB829180

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