Microsoft KB Archive/198174

= Err Msg: ISINST30 Caused a General Protection Fault in... =

Article ID: 198174

Article Last Modified on 1/23/2007

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APPLIES TO


 * Microsoft Windows 98 Standard Edition
 * Microsoft Windows 98 Second Edition

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This article was previously published under Q198174



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

IMPORTANT: This article contains information about modifying the registry. Before you modify the registry, make sure to back it up and make sure that you understand how to restore the registry if a problem occurs. For information about how to back up, restore, and edit the registry, click the following article number to view the article in the Microsoft Knowledge Base:

256986 Description of the Microsoft Windows Registry



SYMPTOMS
When you attempt to install a program, you may receive the following error message:

ISINST30 caused a general protection fault in module _INS0433._MP at



CAUSE
This issue can occur if you are running the Mswheel.exe program.



RESOLUTION
To work around this issue, disable the Mswheel.exe program:
 * 1) Click Start, point to Programs, point to Accessories, point to System Tools, and then click System Information.
 * 2) On the Tools menu, click System Configuration Utility.
 * 3) On the Startup tab, click to clear the Mswheel.exe check box.
 * 4) Click OK.
 * 5) On the File menu, click Exit.
 * 6) Restart your computer.
 * 7) Install the program that generated the error message listed above.
 * 8) After you successfully install the program, repeat steps 1-6. In step 3, click to select the Mswheel.exe check box.



MORE INFORMATION
WARNING: If you use Registry Editor incorrectly, you may cause serious problems that may require you to reinstall your operating system. Microsoft cannot guarantee that you can solve problems that result from using Registry Editor incorrectly. Use Registry Editor at your own risk.

Windows 98 includes drivers that support wheel functionality for both Microsoft IntelliPoint and Logitech wheel mice, and the mouse software is not required for wheel functionality. Note that some features may require that the software be installed.

If you do not need the Mswheel.exe functionality, you can permanently disable it by removing the Mswheel.exe value from the following registry key:

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run

Additional query words: 98 INS0433 mswheel imso433 mp

Keywords: kberrmsg kbfaq kbgpf kbprb KB198174

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