Please run the following command to gather information on your firefox setup: apport-collect 1132287
** Package changed: ubuntu => firefox (Ubuntu) ** Changed in: firefox (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to firefox in Ubuntu. https://bugs.launchpad.net/bugs/1132287 Title: misbehaving firefox causes system to become unresponsive Status in “firefox” package in Ubuntu: Incomplete Bug description: Since upgrading to firefox 19, the application will randomly become unresponsive and start saturating the hard drive, making ubuntu unresponsive to the point of requiring a hard reboot. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/firefox/+bug/1132287/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp