[SOLVED] Re: SU Authentication failure

[John]

Phil Sexton wrote:
> John wrote:
>   
>> Hi
>>
>> Having just upgraded to Hardy Heron 8.04, I've been trying to use a 
>> terminal window to su to change a configuration in /etc/bluetooth.
>>
>> I keep getting an Authentication failure which I don't remember from 
>> Version 7.
>>
>> If I change a setting in, say, the network configuration using the  
>> System -> Administration -> Network menu option, is asks for 
>> authorisation and accepts my password.
>>
>> Why does su not let me in?
>>
>> TIA
>>     
>
> The root password is locked by default for security reasons, so sudo 
> is the recommended way.
>
> You can set a root password, however by:
>
> sudo passwd
>
> To re-lock the root password:
>
> sudo passwd -l root
>
>   
Thanks Phil - issue solved!

What didn't help is my hosts file had also picked up a domain name for 
the local computer so sudo wouldn't resolve the local machine!

All sorted now, though!

J