This /could/ be unrelated, but if I try to run Thunderbird under "GNOME Classic (No effects)" mode, I'm kicked back out to login and the following error is logged in Xorg.0.log:
[ 774.473] (EE) [ 774.473] (EE) Backtrace: [ 774.473] (EE) 0: /usr/bin/X (xorg_backtrace+0x36) [0x7f56402f08a6] [ 774.473] (EE) 1: /usr/bin/X (0x7f5640148000+0x1ac6d9) [0x7f56402f46d9] [ 774.473] (EE) 2: /lib/x86_64-linux-gnu/libpthread.so.0 (0x7f563f46e000+0xfcb0) [0x7f563f47dcb0] [ 774.474] (EE) [ 774.474] (EE) Segmentation fault at address 0x0 [ 774.474] Fatal server error: [ 774.474] Caught signal 11 (Segmentation fault). Server aborting [ 774.474] [ 774.474] (EE) Please consult the The X.Org Foundation support at http://wiki.x.org for help. [ 774.474] (EE) Please also check the log file at "/var/log/Xorg.0.log" for additional information. [ 774.474] (EE) ** Visibility changed to: Public -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to nvidia-graphics-drivers in Ubuntu. https://bugs.launchpad.net/bugs/1037173 Title: Xorg crashed with SIGABRT in FreeResource() To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/nvidia-graphics-drivers/+bug/1037173/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp