Does media btypeb makes difference? Therebs DVD-R and DVD+R - they arenbt interchangeable AFAIK, though many drives support either type, your older Sun driveway only support one or the other. Lionel > On Oct 10, 2017, at 6:04 PM, Dan Oglesby <danielmoglesby at gmail.com> wrote: > > Try different brands of CD-R/DVD media.