CADSoftTools

Same result. Furthermore, I'm not using a picturebox at all. Just the CADImage() object.

The code is fairly straightforward: CADImage img = new HPGL2.HPGLImage(); img.LoadFromFile(mypltfilename); Error is: Object reference not set to an instance of an object. CADImport.dll!..(System.Drawing.Color = "{Name=ff000000, ARGB=(255, 0, 0, 0)}", CADImport.CADLineType = null) + 0x6c bytes CADImp...