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Re: how to change root passwd (if forgotten)

On 8/10/11, Lucas Lima <lcs.freirelima@gmail.com> wrote:
> the passwords are stored in /etc/shadow and you deleted the file, you should
> restore it.
I just removed the second field , the password for th root. no more things

restore  it ??  how??

starting with  level 1, (single ) is not a solution,  the password is required.


> And to set a new root password read more, its quite easy
> 2011/8/10 abdelkader belahcene <abelahcene@gmail.com>
>> *Hi,
>> 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
>> second field).
>> OK,  now I can access my machine  without passwd,  BUT I CAN´T GIVE ANY
>> # passwd*
>> *Changing password for user root.
>> New password:
>> Retype new password:
>> passwd: Authentication token manipulation error
>> any idea to fix the problem.
>> thanks a lot *

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