>>No, try running it from within VFP, but from a Windows command prompt. Enter >>RUN COMMAND or RUN CMD from the VFP command window to get to DOS. Now see if >>your program runs by simply typing it's name

Tried that, the file extracts itself just fine. The idea to do it from a batch file, might work, but the batch file would have to be dynamicly written every cycle, but it is an idea worth considering.