Microsoft KB Archive/839611

= FIX: An access violation occurs when an AppDomain.Unload method is unloading in the .NET Framework 1.1 =

Article ID: 839611

Article Last Modified on 4/7/2006

-

APPLIES TO


 * Microsoft .NET Framework 1.1

-





SYMPTOMS
In the Microsoft .NET Framework 1.1, when an AppDomain.Unload method is unloading, an access violation occurs. The access violation is followed by an ExecutionEngineException exception.



CAUSE
This problem occurs when a race condition exists between a security demands thread and the thread that is unloading the AppDomain.Unload method.



Hotfix information
A supported hotfix is now available from Microsoft, but it is only intended to correct the problem that is described in this article. Only apply it to systems that are experiencing this specific problem. This hotfix may receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next .NET Framework 1.1 service pack that contains this hotfix.

To resolve this problem immediately, contact Microsoft Product Support Services to obtain the hotfix. For a complete list of Microsoft Product Support Services telephone numbers and information about support costs, visit the following Microsoft Web site:

http://support.microsoft.com/contactus/?ws=support

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 usual support costs will apply to additional support questions and issues that do not qualify for the specific update in question.

Prerequisites
No prerequisites are required.

Restart requirement
You do not have to restart your computer after you apply this hotfix.

Hotfix replacement information
This hotfix does not replace any other hotfixes.

File information
The English version of this hotfix has the file attributes (or later file attributes) 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 -- 20-May-2004 03:22  1.1.4322.1046      77,824  Corperfmonext.dll 20-May-2004 03:19  1.1.4322.1046     282,624  Fusion.dll 20-May-2004 03:20  1.1.4322.1046     311,296  Mscorjit.dll 20-May-2004 03:23  1.1.4322.1046     102,400  Mscorld.dll 24-May-2004 20:47  1.1.4322.1046   2,093,056  Mscorlib.dll 20-May-2004 03:13                     10,760  Mscorlib.ldo 20-May-2004 03:21  1.1.4322.1046   2,502,656  Mscorsvr.dll 20-May-2004 03:22  1.1.4322.1046   2,494,464  Mscorwks.dll



STATUS
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the &quot;Applies to&quot; section.



MORE INFORMATION
For additional information, click the following article number to view the article in the Microsoft Knowledge Base:

824684Description of the standard terminology that is used to describe Microsoft software updates

Keywords: kbbug kbfix kbqfe kbhotfixserver KB839611

-

[mailto:TECHNET@MICROSOFT.COM Send feedback to Microsoft]

© Microsoft Corporation. All rights reserved.