Can you follow the instructions of the sections "CUPS error_log" and "Capturing print job data" on https://wiki.ubuntu.com/DebuggingPrintingProblems. Thanks.
** Changed in: system-config-printer (Ubuntu) Importance: Undecided => Medium ** Changed in: system-config-printer (Ubuntu) Status: New => Incomplete ** Package changed: system-config-printer (Ubuntu) => foomatic-filters (Ubuntu) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1003194 Title: [system-config-printer] duplex option for CLP-3xx printers not working To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/foomatic-filters/+bug/1003194/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs