This window pops up, then another with the following message. Please tell me how to resolve this: 16 bit MS-DOS Subsystem C:\DOCUME~1\NANCYH~1\LOCALS~1\Temp\7551ae.exe The NTVDM CPU has encountered an illegal instruction. CS:e803 IP:6fd0 OP:ff ff ff ff ff Choose 'Close' to terminate the application.