Duplicate sources warning found while updating
5407
How to fix "W: Duplicate sources.list entry"?
46089
Fix for Hibernate error "Use of the same entity name twice"
20429
How to avoid duplicate entries in .bash_history
84354
Nominate for Reopening Shows Duplicate Message Boxes
15096
Nomenclature duplicates
131299
Changes to "close as duplicate"
22831
Changes to "close as duplicate" (part deux)
6913
Grub update warning in Ubuntu 14.04
79163
Sources missing in /etc/apt/sources.list, how do I get them back?
19300
Getting "'file' is different from the same file on the system" when I attempt to update through synaptic
130605
Errno 121, duplicate key on write or update?
95283
E: Malformed entry 54 in list file /etc/apt/sources.list (Component)
1771
How to get rid of 'security updates available' warnings?
72485
Why is a restart only required on some updates?
150518
Version error when uploading Change Set
71646
Duplicates of an outdated question
23256
Hat duplicates when info is expanded