Hackbert, please check system wide printer options. If there duplex mode is already enable, lpr options is possible ignored.
-- lpr -o sides=one-sided HAS NO EFFECT https://bugs.launchpad.net/bugs/47263 You received this bug notification because you are a member of Ubuntu Bugs, which is a direct subscriber. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
