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GENERAL: WINDOWS NT INSTALLATION PROBLEMS


Information in this article applies to:

  • C166 All Versions
  • C251 All Versions
  • C51 All Versions

QUESTION

When I try to install the Keil tools under Windows NT, I receive the following error message:

Hidden Console of WOW VDM
The NTVDM CPU has encountered an illegal instruction.
CS: 04c3 IP:3937 OP:c71c 9d 37 00
Choose Close to terminate the application.

What is wrong?

ANSWER

This error message indicates a problem with your Windows NT installation. Refer to the Microsoft Support web site at http://support.microsoft.com, select Windows NT 4, and search for WOW VDM.

You may also click on the following link to review the support information from Microsoft.

http://support.microsoft.com/support/kb/articles/q245/1/84.asp?LNG=ENG&SA=PER

Last Reviewed: Tuesday, November 23, 2004


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