>>Hello,
>>
>>Executable file stored on the mapped network disk.
>>After running a while user gets "Invalid Seek Offset" error and programm crashes. Windows XP.
>>
>>Where is the problem? Network problems?
>>Thanks in advice.
>
>More than likely a corrupted index file. Try recreating your index tags for your data tables.

It seeks so, but how index file got corruted? Can it be because of moving from VFP7 to VFP8? Before it such problems didn't occur... :-/