Same here, but only if i start a Flash application like youtube bild.de (video) or something else.
Debug: (firefox:23189): GLib-GObject-CRITICAL **: g_object_unref: assertion `G_IS_OBJECT (object)' failed Segmentation fault $ cat /etc/issue.net Ubuntu 8.04 $ firefox -V Mozilla Firefox 3.0b5, Copyright (c) 1998 - 2008 mozilla.org Add-On`s available: AdBlock Plus 0.7.5.4 DownloadHelper 3.0.3 Firefox Showcase 0.9.4.8 FlagFox 3.2.3 ShowIP 0.8.06build0210 Ubuntu Firefox Modifications 0.5 -- (firefox:8047): GLib-GObject-CRITICAL **: g_object_unref: assertion `G_IS_OBJECT (object)' failed https://bugs.launchpad.net/bugs/221668 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