control panel and system restore inop

[Guest]

receive pop up error message C:\WINDOWS\system32\rundll32.exe
The NTVDM CPU has encountered an illegal instruction.
cs:0535 IP:0212 OP:63 75 6d 65 6e

There is an error warning in the event log, but the error occurred in the
night when the computer was shut down. I am bumfuzzled. Help

 

[Mark L. Ferguson]

314495 - How to Troubleshoot 16-Bit Windows Programs in Windows XP: http://support.microsoft.com/?kbid=314495