My Ubuntu doesn't start. What happen?
1285
My computer boots to a black screen, what options do I have to fix it?
74148
Problems with booting the system
80336
Steam won't start on Ubuntu GNOME 16.04
29787
My terminal shows only a blank screen--How can it?
134817
How do I set Ubuntu to my default boot?
124014
Black screen after installation of Ubuntu 18.04
146319
12.04.3 can start only after I press "resume" in rescue mode (every boot) - problem with Nvidia driver
141948
How can I debug why Ubuntu boots to BusyBox?
90526
gnome-terminal do not start
2653
What should I do when Ubuntu freezes?
157166
How can I see what happens during the boot process?
135952
Upstart can't start MySQL
50904
Black screen on boot after AMDGPU-Pro install (16.04)
47167
Installed Ubuntu 15.1 on USB (full install) but it won't boot
41077
Lost power during upgrade, how do I recover?
125976
What Happens When I Upgrade Ubuntu?
79916
Just installed ubuntu 14.04 but after restart it wont boot