I changed my admin user name and i've lost the admin rights
19496
I don't have administrator account on my mac
18260
Reset all permissions on Windows 7?
77610
how to reset a lost admin password?
128970
How can I change my Minecraft username?
78775
Where is the link to my privileges page?
18745
`who am i` after `su` not showing new user id?
46564
How to contact an Ubuntuforum administrator?
11085
User was removed ... Ok, why am I getting punished for it?
47915
Filesystem owner changed by mistake
70178
I forgot my username, how do I get it back?
52627
Change default user for authentication
97203
How to change a Windows username using the command prompt?
149840
Small but annoying problem: References to other answers are lost after name changes
66986
Losing permissions by adding capability?
33887
I lost control of my account before registering, can it be recovered?
108561
Lost access to admin user account in my mac book pro
157604
How to reset main user account?