When VFP EXE is run with DO command from within other VFP EXE, VFP bypasses EXE wrapper and runs APP inside the EXE and yes you can expect all kinds of weird behavior in such case.

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>Well you actually can force this with subsequent oddities showing up. If you have a VFP8 exe that makes a FoxPro style call to a compiled VFP9 exe the 9 code will be running under the 8 runtime. The errors and bugs that happen because of this are pretty obtuse too.