John, what part are you trying to debug? You can use the '3 step' debugging to get to the mtdll code. For the Print2PDF routine in the VFP .EXE server, however, you may have to call from VFP to actual step through the code in it..
>Hi,
>How to debug it?
>I have follow the 3 steps for debugging listed in documention. HOwever, nothing display on the form.