Thank you zkizzik, the problem I had is some sort of uncompatibility with the Chromifox Companion add-on https://addons.mozilla.org/en-US/firefox/addon/10339
Uninstalling this add-on solved the problem for me. -- Flash, Java, etc. does not work with out of process plugins and causes Firefox to become unresponsive https://bugs.launchpad.net/bugs/513887 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