Are you using the Unity or the GNOME shell (classic) desktop? If you are using the latter, can you switch to Unity and see whether printing works correctky there for you?
Can you check whether a system-config-printer-applet process is running on your system? ** Changed in: cups (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/879625 Title: CUPS fails to request authentication when printing over IPP w/ TLS To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/cups/+bug/879625/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs