Logout fails to return to login window

Bug #978936 reported by hexafraction
8
This bug affects 1 person
Affects Status Importance Assigned to Milestone
lightdm (Ubuntu)
Fix Released
Undecided
Unassigned

Bug Description

I have recently installed Ubuntu 11.10, followed by my installing xubuntu-desktop through Synaptic. I can log in normally, and use XFCE normally(By selecting it with the gear icon at the login screen to select XFCE session), but upon logout, I get a blank screen for about 15 sec., followed by screen corruption which looks like scrambled pixels from the logon screen. I will attach a photo later.
I expect to see the logon screen.
Distro and flavor: Ubuntu 11.10
xubuntu-desktop:
  Installed: 2.138.1
  Candidate: 2.138.1
Steps to reproduce:
1)Install Ubuntu 11.10 amd64 through wubi
2)Install xubuntu-desktop through Synaptic.
3)Attempt a logon selecting XFCE session instead of Ubuntu or Ubuntu 2D.
4)Use XFCE normally.
5)Attempt logout.
5a) Note screen corruption.
A hard reboot is necessary to fix situation.
ALT+SYSRQ+K does not work to force logoff in this situation.

ProblemType: Bug
DistroRelease: Ubuntu 11.10
Package: xubuntu-desktop 2.138.1
ProcVersionSignature: Ubuntu 3.0.0-12.20-generic 3.0.4
Uname: Linux 3.0.0-12-generic x86_64
NonfreeKernelModules: nvidia
ApportVersion: 1.23-0ubuntu3
Architecture: amd64
Date: Wed Apr 11 09:40:39 2012
InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Release amd64 (20111012)
SourcePackage: xubuntu-meta
UpgradeStatus: No upgrade log present (probably fresh install)

Revision history for this message
hexafraction (rarkenin) wrote :
hexafraction (rarkenin)
description: updated
hexafraction (rarkenin)
tags: added: gnome3 ui
Revision history for this message
hexafraction (rarkenin) wrote :

Hi. I don't really know what happened, but now my system can fully log out after about 5 sec. of screen corruption. I have made no changes--it simply hung at the screen corruption permanently before. I have an image of the screen attached.

affects: xubuntu-meta (Ubuntu) → ubuntu
Revision history for this message
shankao (shankao) wrote :

Thank you for taking the time to report this bug and helping to make Ubuntu better. This bug did not have a package associated with it, which is important for ensuring that it gets looked at by the proper developers. You can learn more about finding the right package at https://wiki.ubuntu.com/Bugs/FindRightPackage . I have classified this bug as a bug in lightdm.

When reporting bugs in the future please use apport by using 'ubuntu-bug' and the name of the package affected. You can learn more about this functionality at https://help.ubuntu.com/community/ReportingBugs.

affects: ubuntu → lightdm (Ubuntu)
Mathew Hodson (mhodson)
tags: removed: gnome3 ui xfce xubuntu-desktop
Revision history for this message
Robert Ancell (robert-ancell) wrote :

Closing assumed fixed.

Changed in lightdm (Ubuntu):
status: New → Fix Released
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