Ubuntu 14.04 can't boot after hard shutdown
36512
Ubuntu 12.04 (Wubi) not starting - root.disk corrupted
79880
How to boot to the recovery mode if it is not listed in Grub?
133953
Ubuntu 13.04 won't shutdown or restart (Just a black screen)
67935
Windows 7 won't boot after installing Ubuntu 11
6112
Hard drive dead?
146065
How do I fix booting process in Ubuntu 12.04 after the windows7 removed?
118302
Kernel: "Previous shutdown cause: -62"
80116
Can't boot XP after Ubuntu Installation, how to fix?
21039
Can't boot Windows 7 after installing Ubuntu 12.04 LTS
9332
Cannot boot system due to start job running for hold
148973
How to restore Windows boot loader after removing Ubuntu
10334
Stuck in Ubuntu Booting Screen
73121
How can I force Ubuntu to boot on a stuck boot menu?
755
What should I do to force the root filesystem check (and optionally a fix) at boot?
69645
Shutting down the computer- reboots instead
55103
Ubuntu 14.04 not booting after error message. /tmp could not be mounted
25167
Hard Disk makes "Click, click, click ..." noise on system start. Won't boot