I believe that I've found the source of this in a firefox extension (autoHideStatusBar) which does something weird like use an extra (usually invisible) firefox window to work. That'll teach me not to file bugs that involve firefox while I still have extensions enabled for it.
-- Multiple firefox icons in compiz window managing plugins when only one firefox window is open. https://bugs.launchpad.net/bugs/315852 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