SU, SUDO and Upgrade problem

Posted by DigitalDaigor on Ask Ubuntu See other posts from Ask Ubuntu or by DigitalDaigor
Published on 2013-06-28T01:25:46Z Indexed on 2013/06/28 4:28 UTC
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upgrade

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samba

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sudo

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su

i have a big problem with my Ubuntu PC.

When i try sometigng need sudo or su, nothing is working and the OS Upgrade too, when i write the root password to the su command i have a "autentication error", same in the upgrades and when i try the sudo command to install something i don't have error message and nothing happen.

I was tring to make samba work when all goes wrong.

Some help!?

Thanks!

Edit

SSH connection refused and connection closed if i try to login from secondary PC
I can't access recovery mode...
With the autologin i can access the system, if i logout and try to login again return the autentication error

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