Microsoft KB Archive/292525

= Visual J++ COM+ Applications That Access ADO Cause Deadlocks with Multiple Instances =

Article ID: 292525

Article Last Modified on 6/5/2003

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APPLIES TO


 * Microsoft COM+ 1.0, when used with:
 * Microsoft Windows 2000 Standard Edition

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This article was previously published under Q292525



SYMPTOMS
A Microsoft Visual J++ COM+ server application may stop responding when multiple clients are running concurrently.



CAUSE
The Visual J++ COM+ components are deadlocked during COM+ activity synchronization.



RESOLUTION
To resolve this problem, obtain Microsoft COM+ Hotfix Rollup 14. For additional information, click the article number below to view the article in the Microsoft Knowledge Base:

302845 INFO: Availability of Windows 2000 Post-Service Pack 2 COM+ Hotfix Rollup Package 14

To resolve this problem, obtain the latest service pack for Windows 2000. For additional information, click the following article number to view the article in the Microsoft Knowledge Base:

260910 How to Obtain the Latest Windows 2000 Service Pack



STATUS
Microsoft has confirmed that this is a problem in the Microsoft products that are listed at the beginning of this article. This problem was first corrected in Windows 2000 Service Pack 3.



MORE INFORMATION
This problem occurs with apartment-threaded Visual J++ COM+ server components. If you change the threading model to &quot;Both,&quot; a memory leak occurs instead of a deadlock.

For additional information about how to install Windows 2000 and Windows 2000 hotfixes at the same time, click the article number below to view the article in the Microsoft Knowledge Base:

249149 Installing Microsoft Windows 2000 and Windows 2000 Hotfixes

Additional query words: kbIISCom kbWin2000preSP3COMRollup14Fix

Keywords: kbbug kbfix kbwin2000presp3fix kbwin2000sp3fix KB292525

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