rollback upgrade
10101
How can PPAs be removed?
120436
Point Release upgrade from 14.04.1 to 14.04.2?
100830
How to prevent unnecessary updates
66915
How to request a package upgrade in the next Ubuntu release
135431
How to back out of mass update in SQL Replication
77705
Unable to upgrade in ubuntu
10527
Could we be permitted to provide a reason for rolling back?
11166
"Require Installation Of Untrusted Packages" while upgrading with the update manager
117029
Can the previous version overwrite the currently installed app?
87680
How to reverse '-proposed' channel package upgrade?
158390
What triggers the "possible rollback war" flag?
7580
How to safely upgrade from an older Ubuntu version to a newer one?
12614
Upgrade problem
138763
How to revert uncommitted changes including files and folders?
54839
How to identify explicitly saved versions when reverting a document?
98421
How will people upgrade from 12.10 to later releases after 13.04 is EOL?
125703
Is there a way to run an update and upgrade in one command?