Could this be the answer? https://bugzilla.mozilla.org/show_bug.cgi?id=468496
** Bug watch added: Mozilla Bugzilla #468496 https://bugzilla.mozilla.org/show_bug.cgi?id=468496 -- Black Line appears next to gif images https://bugs.launchpad.net/bugs/263661 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