thank you for your bug report, the issue was a glib one and has been fixed in Oneiric
** Changed in: gnome-session (Ubuntu) Status: Confirmed => Invalid -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to gnome-session in Ubuntu. https://bugs.launchpad.net/bugs/839720 Title: gnome-session crashed with SIGSEGV in g_variant_unref() Status in “gnome-session” package in Ubuntu: Invalid Bug description: this error occurred by itself upon login to Unity 2D. ProblemType: Crash DistroRelease: Ubuntu 11.10 Package: gnome-session-bin 3.1.90-0ubuntu3 ProcVersionSignature: Ubuntu 3.0.0-9.15-generic 3.0.3 Uname: Linux 3.0.0-9-generic x86_64 NonfreeKernelModules: nvidia Architecture: amd64 Date: Fri Sep 2 11:45:00 2011 ExecutablePath: /usr/bin/gnome-session InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Alpha amd64 (20110202.1) ProcCmdline: /usr/bin/gnome-session --session gdm --autostart=/usr/share/gdm/autostart/LoginWindow/ ProcEnviron: LANG=en_CA.UTF-8 SHELL=/bin/false PATH=(custom, no user) SegvAnalysis: Segfault happened at: 0x7f9eaeced239 <g_variant_unref+9>: lock xadd %eax,0x24(%rdi) PC (0x7f9eaeced239) ok source "%eax" ok destination "0x24(%rdi)" (0x00000024) not located in a known VMA region (needed writable region)! SegvReason: writing NULL VMA Signal: 11 SourcePackage: gnome-session StacktraceTop: g_variant_unref () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 g_settings_get_boolean () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0 ?? () ?? () ?? () Title: gnome-session crashed with SIGSEGV in g_variant_unref() UpgradeStatus: Upgraded to oneiric on 2011-09-01 (0 days ago) UserGroups: To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-session/+bug/839720/+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