>It seems that the only way for this to work is if the launcher.exe and the app file reside in the same directory. This is a problem. The launcher resides in one directory and launches several different applications. The applications reside in their own folders on the c: drive. Set classlib to in testapp doesn't work otherwise. Do you know of a workaround? > Sorry, not from the top of my head and I'm leaving shortly. I'll think a bit during weekend.