Oh, the error is a message box: Title: Unexpected OPTLINK Termination at EIP=00428DA3 Text: EAX=00000890 EBX=00000861 ECX=0043F7B4 EDX=00000890 ESI=00253770 EDI=0044006A EBP=0018FF04 ESP=0018FEF8 First=00402000 And the OPTLINK version is: OPTLINK (R) for Win32 Release 8.00.12