>Unfortunately, nothing of that. It works on vfp environment on same pc (and several others).

Then perhaps a classlibrary has not been included or so - you will have to track it down

>>I have this situation for a first time. On client PC when start xx.exe (VFP app) message is (point of opening form in prg)
>>"error loading file - record number 5. login (of one of its members). Loading form or the data environment. File is not open."
>>
>>Login is form name.
>>When I run program from vfp environment, everything works fine. I tried on several others pc, and works ok.
>>
>>Any ideas?
>>
>>p.s. Windows is win10pro.
>
>Either your exe is on the network ( problem reading file) or perhaps the exe is not completely copied, ie file size is not big enough