>I've suffered the same problem for more than 2 months, please route a copy of solution to me.
>TIA.
>>Hi everybody!
>>
>>I wrote an .fll that copies an area on the screen to a .BMP file.
>>On several computers I reseive an error message
>>"Library "c:\triwin\printscr.fll" is invalid.". On every computer
>>in my office there's no problem. I saw in the debugger that it happens during 'SET LIBRARY TO "PRINTSCR.FLL"' command.
>>
>>TIA.
>>
>>Uri.

We have just recently run into this problem. For us it was ensuring that the debug options were turned off on the C++ Compile & Link. What happens is that on the machines with the C++ compiler loaded it would work correctly, but on any machine without the compiler it would fail.

HTH

Robert