Sorry if this distracts you, do not break your head over it and sent it to a triager if you do not have time. I am just trying to help. Cheers, Thomas

thomas@thomas-laptop:~$ lsb_release -rd ; uname -a ; apt-cache policy linux linux-image linux-source-2.6.27 linux-headers-generic linux-restricted-modules update-manager network-manager compiz apport-gtk xserver-xorg x-session-manager jockey-gtk gvfs nautilus consolekit
Description:	Ubuntu intrepid (development branch)
Release:	8.10
Linux thomas-laptop 2.6.27-7-generic #1 SMP Tue Oct 14 18:40:44 UTC 2008 i686 GNU/Linux
linux:
  Installed: 2.6.27.7.10
  Candidate: 2.6.27.7.10
  Version table:
 *** 2.6.27.7.10 0
        500 http://gb.archive.ubuntu.com intrepid/restricted Packages
        100 /var/lib/dpkg/status
linux-image:
  Installed: 2.6.27.7.10
  Candidate: 2.6.27.7.10
  Version table:
 *** 2.6.27.7.10 0
        500 http://gb.archive.ubuntu.com intrepid/main Packages
        100 /var/lib/dpkg/status
linux-source-2.6.27:
  Installed: 2.6.27-7.11
  Candidate: 2.6.27-7.11
  Version table:
 *** 2.6.27-7.11 0
        500 http://gb.archive.ubuntu.com intrepid/main Packages
        100 /var/lib/dpkg/status
linux-headers-generic:
  Installed: 2.6.27.7.10
  Candidate: 2.6.27.7.10
  Version table:
 *** 2.6.27.7.10 0
        500 http://gb.archive.ubuntu.com intrepid/main Packages
        100 /var/lib/dpkg/status
linux-restricted-modules:
  Installed: 2.6.27.7.10
  Candidate: 2.6.27.7.10
  Version table:
 *** 2.6.27.7.10 0
        500 http://gb.archive.ubuntu.com intrepid/restricted Packages
        100 /var/lib/dpkg/status
update-manager:
  Installed: 1:0.93.26
  Candidate: 1:0.93.26
  Version table:
 *** 1:0.93.26 0
        500 http://gb.archive.ubuntu.com intrepid/main Packages
        100 /var/lib/dpkg/status
network-manager:
  Installed: 0.7~~svn20081015t224738-0ubuntu1
  Candidate: 0.7~~svn20081015t224738-0ubuntu1
  Version table:
 *** 0.7~~svn20081015t224738-0ubuntu1 0
        500 http://gb.archive.ubuntu.com intrepid/main Packages
        100 /var/lib/dpkg/status
compiz:
  Installed: 1:0.7.8-0ubuntu3
  Candidate: 1:0.7.8-0ubuntu3
  Version table:
 *** 1:0.7.8-0ubuntu3 0
        500 http://gb.archive.ubuntu.com intrepid/main Packages
        100 /var/lib/dpkg/status
apport-gtk:
  Installed: 0.117
  Candidate: 0.117
  Version table:
 *** 0.117 0
        500 http://gb.archive.ubuntu.com intrepid/main Packages
        100 /var/lib/dpkg/status
xserver-xorg:
  Installed: 1:7.4~5ubuntu1
  Candidate: 1:7.4~5ubuntu1
  Version table:
 *** 1:7.4~5ubuntu1 0
        500 http://gb.archive.ubuntu.com intrepid/main Packages
        100 /var/lib/dpkg/status
x-session-manager:
  Installed: (none)
  Candidate: (none)
  Version table:
jockey-gtk:
  Installed: 0.5~beta3-0ubuntu1
  Candidate: 0.5~beta3-0ubuntu1
  Version table:
 *** 0.5~beta3-0ubuntu1 0
        500 http://gb.archive.ubuntu.com intrepid/main Packages
        100 /var/lib/dpkg/status
gvfs:
  Installed: 1.0.1-0ubuntu5
  Candidate: 1.0.1-0ubuntu5
  Version table:
 *** 1.0.1-0ubuntu5 0
        500 http://gb.archive.ubuntu.com intrepid/main Packages
        100 /var/lib/dpkg/status
nautilus:
  Installed: 1:2.24.0-0ubuntu2
  Candidate: 1:2.24.0-0ubuntu2
  Version table:
 *** 1:2.24.0-0ubuntu2 0
        500 http://gb.archive.ubuntu.com intrepid/main Packages
        100 /var/lib/dpkg/status
consolekit:
  Installed: 0.2.10-1ubuntu8
  Candidate: 0.2.10-1ubuntu8
  Version table:
 *** 0.2.10-1ubuntu8 0
        500 http://gb.archive.ubuntu.com intrepid/main Packages
        100 /var/lib/dpkg/status
thomas@thomas-laptop:~$