Ubuntu 18.04 no installation or update after upgrade from 16.04
3257
dpkg error: "trying to overwrite file, which is also in..."
49782
Installation type empty on 16.04 for a dual boot
12578
How do I upgrade to a newer version of Ubuntu?
72296
Upgrading Ubuntu from 12.04 to 12.10 broke my system, completely.
154072
Ubuntu 17.10 doesn't show up in update-manager
65099
Unable to install any updates through update manager/apt-get upgrade
1520
How to install software or upgrade from an old unsupported release?
56150
Can't upgrade/update ubuntu 18.04 as apt/dpkg error is showing up
130633
Can't install Ubuntu anymore, no caching found
42634
How do I upgrade to the development release (aka. Ubuntu+1)?
71368
Ubuntu 12.04 won't install
151761
How do I install Ubuntu 18 without the GUI?
83914
ubuntu 18.10 doesn't boot to gdm after update
110419
No desktop icons on Ubuntu 19.04 after upgrade
86777
Distribution upgrade problem "No new release found"
151579
Interrupted upgrade from 15.10 to 16.04, Ubuntu boots into black screen
92807
There's an issue with an Alpha/Beta Release of Ubuntu, what should I do?