[mythtv-users] Mythbuntu Channel Change Permission Denied

Jean-Yves Avenard jyavenard at gmail.com
Tue Aug 12 04:19:41 UTC 2008


2008/8/12 Brad DerManouelian <myth at dermanouelian.com>:
> 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. ;)

simply modify/create a udev rule which will set the permission
properly when the device is initialised.

Or more easily, add to /etc/rc.local
chown root:video /dev/ttyUSB*
chmod ug+rw /dev/ttyUSB*

and add whatever user you're using to run mythmbackend to the video group

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