IBM Support

Target Deployment Port generation results in error "illegal instruction"

Technote (troubleshooting)


Attempts to generate the Target Deployment Port (TDP) using the TDP editor result in error "The NTVDM CPU has encountered an illegal instruction"


Running the 32-bit TDP editor in a 16-bit environment is a possible cause.

Resolving the problem


Generate the TDP from the command line.

tdpgen <pathNameOfTheXdp> <PathWhereToGenerate>

The tdpgen binary location is C:\Program Files\IBM\TestRealTime\bin\intel\win32

Document information

More support for: Rational Test RealTime
Target Deployment Port

Software version:,,,, 8.0,,,,

Operating system(s): Windows

Reference #: 1637183

Modified date: 16 May 2013

Translate this page: