I'm assigning this to me and marking as invalid. Since my 'su' was broken,
dist-upgrade couldn't start.
http://www.linuxquestions.org/questions/showthread.php?p=3914813#post3914813
It's fixed now, and the upgrade is proceeding as expected.
** Changed in: update-manager (Ubuntu)
Status:
** Attachment added: Dependencies.txt
http://launchpadlibrarian.net/42131743/Dependencies.txt
** Attachment added: XsessionErrors.txt
http://launchpadlibrarian.net/42131744/XsessionErrors.txt
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update-manager -d from 9.10 to 10.04 just exits
https://bugs.launchpad.net/bugs/549329
You