When I open FireFox it crashes about 5 seconds later, and this is the error: Add-ons: globalmenu%40ubuntu.com:3.6.4,langpack-en-GB%40firefox.mozilla.org:17.0.1,langpack-en-ZA%40firefox.mozilla.org:17.0.1,langpack-zh-CN%40firefox.mozilla.org:17.0.1,ubufox%40ubuntu.com:2.6,%7B972ce4c6-7e08-4474-a285-3208198ce6fd%7D:17.0.1 BuildID: 20121129151842 CrashTime: 1355583809 EMCheckCompatibility: true FramePoisonBase: 7ffffffff0dea000 FramePoisonSize: 4096 InstallTime: 1355581168 Notes: OpenGL: X.Org -- Gallium 0.4 on AMD RS780 -- 2.1 Mesa 9.0 -- texture_from_pixmap ProductID: {ec8030f7-c20a-464f-9b0e-13a3a9e97384} ProductName: Firefox ReleaseChannel: release SecondsSinceLastCrash: 598 StartupTime: 1355583804 Theme: classic/1.0 Throttleable: 1 URL: http://shop.ubuntu.com/ Vendor: Mozilla Version: 17.0.1 This report also contains technical information about the state of the application when it crashed.