Hi Till, the issue was reported in the Apple repository:
https://github.com/apple/cups/issues/5817 I will check whether this was already fixed in OpenPrinting or not. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1890572 Title: USB backend never ends if the printer is not connected To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/cups/+bug/1890572/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs