Article ID: 306789 - Last Review: September 23, 2005 - Revision: 1.1

Stack Overflow Occurs in SiteAuth

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This article was previously published under Q306789

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SYMPTOMS

When you use AuthFilter for Commerce Server 2000, you may receive a Dr. Watson error from Inetinfo.exe, and the IIS Admin Service stops. The Dr. Watson error log contains the following information:

Application exception occurred:
App: inetinfo.exe (pid=3624)
When: 14/08/2001 @ 18:50:45.312
Exception number: c00000fd (stack overflow)

*----> Stack Back Trace <----*
FramePtr ReturnAd Param#1 Param#2 Param#3 Param#4 Function Name
0949306C 6E5AA6DD 00460000 00000000 00000022 6E5AF02B ntdll!RtlAllocateHeap
094930AC 00000020 00000000 779B3438 04B4F7E8 094930F0 iisRtl!IisMalloc

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CAUSE

Under a high system load with many concurrent users, AuthFilter can enter a recursive loop that will finally cause a stack overflow.

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RESOLUTION

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

297216 (http://support.microsoft.com/kb/297216/EN-US/ ) INFO: How to Obtain the Latest Commerce Server 2000 Service Pack

The English version of this fix should have the following file attributes or later:

   Date               Version     Size     File name  
   ----------------------------------------------------
   29-Aug-2001 01:54  4.0.2085.0  102,672  Siteauth.dll

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STATUS

Microsoft has confirmed that this is a problem in Commerce Server 2000. This problem was first corrected in Microsoft Commerce Server 2000 Service Pack 2.

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