The upgrader failed to calculate the upgrade due to a PPA from which you
have installed some different video drivers. You'll need to revert to
the official versions of Xorg packages using ppa-purge for the upgrade
to proceed. Thanks and good luck!
** Changed in: ubuntu-release-upgrader (Ubuntu)
** This bug is no longer a duplicate of bug 1241420
Unable to upgrade to 13.10 ( Could not calculate the upgrade)
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https://bugs.launchpad.net/bugs/1241091
Title:
Can't upgrade from 1
*** This bug is a duplicate of bug 1241420 ***
https://bugs.launchpad.net/bugs/1241420
** This bug is no longer a duplicate of bug 1237524
Can not upgrade to 13.10 from 13.04
** This bug has been marked a duplicate of bug 1241420
Unable to upgrade to 13.10 ( Could not calculate the upgra
*** This bug is a duplicate of bug 1237524 ***
https://bugs.launchpad.net/bugs/1237524
** This bug has been marked a duplicate of bug 1237524
Can not upgrade to 13.10 from 13.04
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Bugs, which is subscribed to Ubuntu.
h
Status changed to 'Confirmed' because the bug affects multiple users.
** Changed in: ubuntu-release-upgrader (Ubuntu)
Status: New => Confirmed
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https://bugs.launchpad.net/bugs/1241
