[mythtv-users] directv.pl within MythTV

Michael Luich ravenhair at gmail.com
Wed Jan 4 17:24:33 UTC 2006


I had similar problems and If i recall the issue was permissions on ttyS0

Mike Luich

On 1/3/06, Jeff Simpson <jeffsimpson at alum.wpi.edu> wrote:
>
> On 1/3/06, Kirk Grell <kirkgrell at yahoo.com> wrote:
> > I can get directv.pl to change channels on the command
> > line, but it doesn't work within MythTV.  The error
> > from mythbackend appears to be:
> >
> > ...
> > 2006-01-02 19:36:43.447 ret_pid(0) child(17816)
> > status(0x0)
> > Error excessive retries
> > 2006-01-02 19:36:44.451 ret_pid(17816) child(17816)
> > status(0xff00)
> > 2006-01-02 19:36:44.452 ChannelBase: external tuning
> > program exited with error 255
> > ...
> >
> > I've got a D10-100 and the command I'm using in MythTV
> > is:
> >
> > /usr/share/mythtv/directv.pl setup_channel
> >
> > I've even tried:
> >
> > /usr/share/mythtv/directv.pl box_type D10-100
> > setup_channel
> >
> > with no success.
> >
> > I've seen quite a few posts on similar issues, but I
> > never saw any resolutions I can try.  I'm using the
> > latest versions of everything (MythTV, directv.pl,
> > etc).
> >
> > Any help debugging this would be greatly appreciated.
>
>
> A couple things to try:
>
> 1). Run mythbackend from a commandline with debugging output on, so you can
> see the output of the directv.pl script
> 2). Make sure when you test the script it's with the same user the backend
> runs with.
> 3). Related to #2, check permissions on the serial device (/dev/ttyS0 or
> whatever) to make sure that isn't the problem.
> 4). Check the path to make sure the right copy of the script is being run,
> and that it is being found. You may even want to try putting the full path
> to the script in the myth setup.
>
> Hopefully one of those will get you closer to a solution!
>
>  - Jeff
>
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