I use CorelDraw with my 5i. I export to png file and then import the PNG file into the RIP software. Is this what you're doing?
I've also created png files from The Gimp and Inkscape with no problems although I mainly use Photoshop, again exporting to png format.
I've also created png files from The Gimp and Inkscape with no problems although I mainly use Photoshop, again exporting to png format.