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Error Messages in Mmsystem.dll or Rundll32

This article was previously published under Q138835
If this article does not describe the error message that you are receiving, view the following Microsoft Knowledge Base article to view more articles that describe error messages:
315854 Windows 98 and Windows Me Error Message Resource Center
SYMPTOMS
You may receive random general protection (GP) fault error messages inMmsystem.dll. You may also receive one of the following error messages:
Rundll32 - This program has performed an illegal operation and will be shut down.

Rundll - This program has performed an illegal operation and will be shut down.
Clicking the Details button reveals a message similar to one of the following:
RUNDLL32 caused a General Protection Fault in module MMSYSTEM.DLL

RUNDLL caused a General Protection Fault in module MMSYSTEM.DLL at 000a:00000032
This error message is more likely to occur after you use the Add New Hardware tool in Control Panel.
CAUSE
This problem can occur if the "drivers=mmsystem.dll" line is missing fromthe [boot] section of the System.ini file.
RESOLUTION
To correct this problem, follow these steps:
  1. Use any text editor (such as Notepad) to edit the System.ini file.
  2. Add the following line to the [boot] section of the file:
          drivers=mmsystem.dll    					
  3. Save and then close the System.ini file.
  4. Restart your computer.
MORE INFORMATION
This problem can occur when the System.ini file has been replaced with theSystem.cb file.

gpf mmsystem dll
Properties

Article ID: 138835 - Last Review: 05/10/2007 09:31:24 - Revision: 1.6

  • Microsoft Windows 98 Standard Edition
  • Microsoft Windows 95
  • Microsoft Windows Millennium Edition
  • kberrmsg kbgpf kbprb KB138835
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