*** This bug is a duplicate of bug 1160569 *** https://bugs.launchpad.net/bugs/1160569
I have the same problem. Ubuntu 14.04 LTS Firefox 31.0 (process:6524): GLib-CRITICAL **: g_slice_set_config: assertion 'sys_page_size == 0' failed The firefox applications opens normally when opened from Terminal, but not withouth throwing this error. -- 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/1288369 Title: g_slice_set_config: assertion 'sys_page_size == 0' failed Status in “firefox” package in Ubuntu: Expired Bug description: (process:6345): GLib-CRITICAL **: g_slice_set_config: assertion 'sys_page_size == 0' failed (firefox:6345): GLib-GObject-WARNING **: Attempt to add property GnomeProgram::sm-connect after class was initialised (firefox:6345): GLib-GObject-WARNING **: Attempt to add property GnomeProgram::show-crash-dialog after class was initialised (firefox:6345): GLib-GObject-WARNING **: Attempt to add property GnomeProgram::display after class was initialised (firefox:6345): GLib-GObject-WARNING **: Attempt to add property GnomeProgram::default-icon after class was initialised ProblemType: Bug DistroRelease: Ubuntu 14.04 Package: ubuntu-release-upgrader-core 1:0.212 ProcVersionSignature: Ubuntu 3.13.0-15.35-lowlatency 3.13.5 Uname: Linux 3.13.0-15-lowlatency x86_64 NonfreeKernelModules: wl ApportVersion: 2.13.2-0ubuntu5 Architecture: amd64 CrashDB: ubuntu Date: Wed Mar 5 18:55:00 2014 InstallationDate: Installed on 2014-02-17 (15 days ago) InstallationMedia: It PackageArchitecture: all SourcePackage: ubuntu-release-upgrader UpgradeStatus: Upgraded to trusty on 2014-03-04 (0 days ago) VarLogDistupgradeTermlog: To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/firefox/+bug/1288369/+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