[mythtv-users] Mythbuntu Channel Change Permission Denied

Brad DerManouelian myth at dermanouelian.com
Tue Aug 12 00:11:17 UTC 2008


On Aug 11, 2008, at 11:56 AM, Brad DerManouelian wrote:

> On Aug 11, 2008, at 11:29 AM, John Finlay wrote:
>
>> Brad DerManouelian wrote:
>>> On Aug 11, 2008, at 10:58 AM, Nathaniel Smith wrote:
>>>
>>>
>>>> What happens if you login as mythtv and run the command from that
>>>> user shell?
>>>>
>>>
>>> I get permission denied as that user. I kinda knew that already, but
>>> my question is how to give the mythtv user permission on /dev/
>>> ttyUSB0.
>>> I tried the normal way of chown and chmod to allow mythtv (and
>>> everyone) access, but sadly that doesn't fix the permissions issue.
>>> I'm guessing something wonky with the shell that is set up for  
>>> mythtv
>>> to use, but I have no idea how mythbuntu works that stuff. I was
>>> hoping someone who does could tell me what to change. :)
>>>
>> Is mythtv in the dialout group? If not then try adding it to that
>> group.
>
>
> Yeah, that user is already a member of the dialout group.
>
> bderman at mythtv:~$ sudo adduser mythtv dialout
> The user `mythtv' is already a member of `dialout'.

So instead of sudo chmod 777 /dev/ttyUSB0 I tried sudo chmod 666 /dev/ 
ttyUSB0 and suddenly the mythtv user had permission to use the  
device. ??? Whatever. I just hope the box *never* reboots. ;)



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