Thank you taking the time to report this bug and helping to make Ubuntu
better. Please try to obtain a backtrace of the freeze following the
instructions at http://wiki.ubuntu.com/DebuggingProgramCrash and upload
the backtrace (as an attachment) to the bug report. This will greatly
help us in
** Attachment added: Dependencies.txt
https://bugs.launchpad.net/bugs/637936/+attachment/1582335/+files/Dependencies.txt
** Attachment added: ProcMaps.txt
https://bugs.launchpad.net/bugs/637936/+attachment/1582336/+files/ProcMaps.txt
** Attachment added: ProcStatus.txt
