Re: how to change root passwd (if forgotten)
if i'm not mistaken you can just go to single user mode on centos by appending "1" or "single" (without quotes) on boot parameter, no need for any live cd
2011/8/10 abdelkader belahcene <email@example.com>
I ve forgotten my root passwd on centos 6 (red hat based),
I tried to change it as I used in debian (in debian it works perfectly) , that is:
use a cd live (or installation cd1), to access the hd,
I mount my root partition and mount proc and devices
I tried the command passwd, no error reprorted, but after reboot the passwd had´t changed.
then I decided to remove passwd from /etc/shadow (delete the
OK, now I can access my machine without passwd, BUT I CAN´T GIVE ANY PASSWORD!!!! I RECEIVE THIS ERROR
Changing password for user root.
Retype new password:
passwd: Authentication token manipulation error
any idea to fix the problem.
thanks a lot