Hi Loic, this is my code, works with gdpicturepro (Vers 3.08.0005) .... Get ComPrintSetActivePrinter printername to lb_ok Get ComGetTotalFrame to li_frame //Anzahl der Seiten Send ComPrintSetFromToPage 1 li_frame Send ComPrintImage .... With gdpicturepro (3.9.0.0) the printdialog will open, choise a...

Hi Loïc,

in this view at all pdf. In othér programparts I can open it and change to the next frame. The values of the objects are correct, I´ve see it in a debugger?
It must not be your module, but I´m understand the returnvalue 2.

Regards Dittmar

Hi Loic, I´ve loaded a pdf document. I send the message ComDisplayNextFrame. It will not work. The document has 2 sites. I look in with the debugger to see what is the reason. The value in the hDispatchDriver is correct but in retval is the value 2. 2 = InvalidParameter. Do you have a idea, what it ...