Log In lost due to memory loss
82
How do I reset a lost administrative password?
24667
Which log will tell me why my computer shut down?
21347
Reattach to lost X11 session
33887
I lost control of my account before registering, can it be recovered?
26134
How can I recover a lost account?
94457
Ubuntu 13.04 Login Loop
157604
How to reset main user account?
155610
What is my login username and password?
77610
how to reset a lost admin password?
156982
How to restore/add previous user account
99759
Deleted users still leave some trace behind
154674
Where did my RAM go?
79158
Is it possible to recover an account deleted at the SE team level?
42179
Logged out, but still logged in?
20495
12.04, login screen loop
73433
How to log out a user when a session times out or ends
17915
force to forget logins