Thanks for the bug report. The error dialog that you see shows that a certain program have crashed due to some reason (in that case gnome- bluetooth). You can use that dialog box to report the crash which will also add the crash logs to the newly created bug report. I'll close this bug now.
** Changed in: unity (Ubuntu) Status: New => Invalid -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to unity in Ubuntu. Matching subscriptions: dp-unity https://bugs.launchpad.net/bugs/1026112 Title: System program problem error message displayed when logging into user session immediately after log out of guest session Status in “unity” package in Ubuntu: Invalid Bug description: The following actions resulted in this error: 1) Switch to gues login 2) log out of guest login 3) log back into a user login The above steps results in a error being displayed to the user ==> (System program problem detected). Ubuntu 12.10 Quantal Package - gnome-bluetooth 3.4.2-0ubuntu1 ProblemType: Bug DistroRelease: Ubuntu 12.10 Package: unity 6.0.0-0ubuntu2 ProcVersionSignature: Ubuntu 3.5.0-4.4-generic 3.5.0-rc6 Uname: Linux 3.5.0-4-generic i686 NonfreeKernelModules: nvidia ApportVersion: 2.3-0ubuntu4 Architecture: i386 CompizPlugins: [core,composite,opengl,compiztoolbox,decor,vpswitch,snap,mousepoll,resize,place,move,wall,grid,regex,imgpng,session,gnomecompat,animation,fade,unitymtgrabhandles,workarounds,scale,expo,ezoom,unityshell] Date: Wed Jul 18 13:30:04 2012 ProcEnviron: LANGUAGE=en_GB:en TERM=xterm PATH=(custom, no user) LANG=en_GB.UTF-8 SHELL=/bin/bash SourcePackage: unity UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/unity/+bug/1026112/+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