>>>>Naomi,
>>>>
>>>>I was very frustrated this morning for I was getting a C0005 in a very innocent line (if vartype(tnVar) = 'N' and tnVar > 0) and I recompile everything and the error still came, I rebooted with no consequences, so after a while I showed my coworker and he reminded me of a likely cause, which indeed solved the problem: deleting the foxuser table.
>>>>
>>>>Hugo
>>>
>>>No, don't think it's a problem. The test application I created has a config.fpw with resource = off and only a messagebox and it still crashes.
>>>
>>>Anyway, searching for FoxUser.* now and it didn't find any files.
>>
>>If you're seeing the problem with a very simple test app, some causes might be:
>>
>>- interference from antivirus program - try running with real-time scanning temporarily disabled
>
>This is Symantic AntiVirus. I don't see how to disable real-time scanning.
>
>>- missing or corrupt VFP runtime files
>>- improper security privileges to the above
>>- bad hardware drivers (especially video)

what version of Symantic do you have? In the system tray, can you just right-click it -> chose "Disable Auto-Protect." ??