You receive a DllUnloadException error when your application uses mixed-mode DLLs in the .NET Framework (836661)



The information in this article applies to:

  • Microsoft .NET Framework 1.1

SYMPTOMS

In a Microsoft .NET Framework 1.1 application that uses mixed-mode DLLs, you receive a DllUnloadException error when that application is unloaded and reloaded. Mixed-mode DLLs contain both managed code and unmanaged code.

RESOLUTION

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 Microsoft .NET Framework 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: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.

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
   --------------------------------------------------------------
   06-May-2004  03:06  1.1.4322.1039      77,824  Corperfmonext.dll  
   06-May-2004  03:03  1.1.4322.1039     282,624  Fusion.dll       
   06-May-2004  03:03  1.1.4322.1039     311,296  Mscorjit.dll     
   06-May-2004  03:06  1.1.4322.1039     102,400  Mscorld.dll      
   07-May-2004  00:16  1.1.4322.1039   2,093,056  Mscorlib.dll     
   06-May-2004  02:56                     10,760  Mscorlib.ldo
   06-May-2004  03:04  1.1.4322.1039   2,502,656  Mscorsvr.dll     
   06-May-2004  03:05  1.1.4322.1039   2,494,464  Mscorwks.dll     

STATUS

Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.

Modification Type:MajorLast Reviewed:4/7/2006
Keywords:kbQFE KBHotfixServer kbfix kbBug KB836661 kbAudDeveloper