[Expired for ubuntu-release-upgrader (Ubuntu) because there has been no
activity for 60 days.]
** Changed in: ubuntu-release-upgrader (Ubuntu)
Status: Incomplete => Expired
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You received this bug notification because you are a member of Ubuntu
Bugs, which is subscribed to Ubuntu.
The error message contains the likely cause of the failure to calculate
the upgrade. You seem to have installed a bunch of xorg packages that
are not from the official Ubuntu repository and subsequently the upgrade
fails to calculate. Please switch to the official Ubuntu versions of the
following
