Lightscribe nero coverdesigner freezes at 27%

[qanda]This thread is about the Lite-On DH-20A4H. Click here to see full specs[/qanda]can someone help me? I have nero 7 essentials and I am trying to lightscribe dvds that i scanned into my computer. I go to nero coverdisgner,
file, new, full template then open the file with the picture, then print lightscribe label. but it freezes at 27% my mouse and keyboard stop responding and the computer locks up. It only burns on the center of the disc that are philips lighscribe. sometimes it works but i can’t remember how