Solved removing all PPA packages with:
sudo ppa-purge xorg-edgers
and other conflictive packages.
** Changed in: ubuntu-release-upgrader (Ubuntu)
Assignee: (unassigned) => Maria Vila Casadesus (mariavica)
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** Changed in: ubuntu-release-upgrader (Ubuntu)
Status: New => Invalid
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https://bugs.launchpad.net/bugs/1749206
Title:
Can't upgrade from 14.04 LTS t o 16.04 LTS
To manage notif
Public bug reported:
Description:Ubuntu 14.04.5 LTS
Release:14.04
> sudo do-release-upgrade
..
Checking package manager
Reading package lists... Done
Building dependency tree
Reading state information... Done
Building data structures... Done
Calculating the cha