After uninstalling hplip my printer ist recognized by kubuntu system tools and the system used the "usb" backend. As I already wrote printing works then again.
-- after the last updates printer stopped working https://bugs.launchpad.net/bugs/595650 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
