CompuServe Messages

bytes per row? if you mean offscreen stuff, I never wrote that code — just copied it from tech notes & didn't look at it after that. hope that stack size does the trick. if not then I'd say search backwards on the stack from the Point-Of-Failure for something that's trashing the system, when a toolbox call breaks on me it's usually because I messed up something in a routine that executed just before the POF. al;