FIX: Access Violation Caused by Loss of Resources When Message Queuing Cannot Create a Mutex (307522)



The information in this article applies to:

  • Microsoft Message Queuing 2.0

This article was previously published under Q307522

SYMPTOMS

You receive an Access Violation error message in Mqrt.dll when the computer runs on low resources.

CAUSE

This behavior occurs because Microsoft Message Queuing runs out of resources when it cannot create a mutex for thread synchronization.

RESOLUTION

A supported fix is now available from Microsoft, but it is only intended to correct the problem that is described in this article. Apply it only to computers that are experiencing this specific problem. This fix may receive additional testing. Therefore, if you are not severely affected by this problem, Microsoft recommends that you wait for the next service pack that contains this hotfix.

To resolve this problem immediately, contact Microsoft Product Support Services to obtain the fix. For a complete list of Microsoft Product Support Services phone numbers and information about support costs, visit the following Microsoft Web site:NOTE: In special cases, charges that are ordinarily incurred for support calls may be canceled if a Microsoft Support Professional determines that a specific update will resolve your problem. The typical support costs will apply to additional support questions and issues that do not qualify for the specific update in question.

The English version of this fix has the file attributes (or later) that are listed in the following table. The dates and times for these files are listed in coordinated universal time (UTC). When you view the file information, it is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time tool in Control Panel.
   Date          Time    Version     Size      File name     
   -------------------------------------------------------
   17-Sep-2001   15:16   5.0.0.742    71,184   Mqac.sys
   17-Sep-2001   15:58   5.0.0.735   214,288   Mqads.dll
   17-Sep-2001   15:58   5.0.0.735    41,744   Mqdssrv.dll
   17-Sep-2001   15:58   5.0.0.740   222,480   Mqoa.dll
   17-Sep-2001   15:58   5.0.0.742   418,576   Mqqm.dll
   17-Sep-2001   15:58   5.0.0.742    91,920   Mqrt.dll
   17-Sep-2001   15:58   5.0.0.738    70,416   Mqsec.dll
   17-Sep-2001   15:58   5.0.0.738   108,304   Mqutil.dll
				

STATUS

Microsoft has confirmed that this is a problem in the Microsoft products that are listed at the beginning of this article.

Modification Type:MinorLast Reviewed:10/6/2005
Keywords:kbHotfixServer kbQFE kbbug kberrmsg kbfix kbQFE kbWin2000sp3fix KB307522