Did you try any tests on Ubuntu printing to the CD/DVD tray on a CD/DVD? I don't see any there. It appears all of your tests passed. What does installing the printer though CUPS vs hp-toolbox have to do with it?
-- HP printers Media Source selection stopped working after upgrade to 9.04 https://bugs.launchpad.net/bugs/380858 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs