Hallo DonLucio, With the same USB stack as you, and the usbresmg.sys and usbcalls.dll that wolfie is using cameraderie works fine here. So you shouldn't need the newer usb stack. As Wim said, check if you don't have multiple versions of usbresmg,sys and usbcalls.dll on your system. Guzzi is right. I...

Hallo DonLucio, The only difference to Wolfie (where cameraderie / ptpro are functioning well) seems to be the usb-stack: Mine is from 14.3.2014 (from hobbes), Wolfie's from 23.11.2014 (apparently from arcanovae). Does this mean I have to buy that "OS/2 & eCS Drivers Package" from the ...

Mal eine Frage am Rande: Sind die zugehörigen *.SYM-Dateien von Bedeutung? Die fehlt mir nämlich bei usbresmg.sys. Ich meinte mal irgendwo gelesen zu haben, dass die nur für Compilierung wichtig sind, aber zur Laufzeit nicht vorhanden sein müssen. The *.SYM files are only important during trap dump...

Most likely you could use my matched set of usbcalls.dll and usbresmg.sys that I developed to support webcams. I went to great length to maintain backward compatibility. It is this version that David Azarewicz is merging into his products. See my web page at: "http://home-hccnet-nl"/w.m.br...