Disabling global-menubar plugin fixes the problem as well. So it seems it could be related to global-menubar not handling correctly a large set of bookmarks (which are displayed in the menu).
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/964584 Title: Firefox hangs temporarily everytimes it receives the focus To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/firefox/+bug/964584/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
