[mythtv-users] Tuner not changing channel

[David Blevins]

On Sat, Jan 22, 2005 at 05:09:12PM -0600, Andy Long wrote:
> Well, for me at least, I was able to find a (sloppy, but pretty easy)
> workaround for it.  

Your workaround works for me.  Very strange.  I never had an issue
like this in 0.14 or 0.15, but I ran those on RH9.  

> I've posted to the list and never really got a
> response.  

Would be great if someone more knowledgeable would enlighten us as to
what may be going on.

> FYI, I'm running FC3, Kernel 2.6.10-1.741_FC1 using the
> mythtv 0.16 (whatever one was avialable via apt-get).  Maybe one of
> the new CVS fixes this, but I'm still a n00b and not comfortable
> messing with that yet.

My stats for the archives:
FC2, Kernel 2.6.8-1.521 686, 
WinTV PVR 250, ivtv 0.1.10-48_pre2_ck100zz.rhfc2.at
MythTV 0.16

> 
> First, exit the frontend.  Then try killing and then restarting the
> backend (don't reboot the box or anything).  I do it as follows on
> FC3:
> 
> #  /etc/init.d/mythbackend stop
> #  /etc/init.d/mythbackend start
> 
> Now go back into the frontend and see if you can change channels (for
> me, I couldn't get audio working without restarting the backend
> either).  Can you change channels now?  If so, then you had the same
> problem I did.

Sure did.  Thanks for sharing the workaround.


> To make this a more permanent workaround, I did the following:
> 
> 1) Used the following command to turn the autostart of mythbackend off
> (Jarod's guide shows this way to make it start up automatically, so
> I'm just undoing it if that's how you set up your box).
> 
> # /sbin/chkconfig mythbackend off    
> 
> 2)  I then added the following lines to my /etc/rc.d/rc.local file at
> the bottom:
> 
> /etc/init.d/mythbackend start
> sleep 3
> /etc/init.d/mythbackend stop
> /etc/init.d/mythbackend start
> 
> 
> The "sleep 3" statement is in there because it seems it was killing
> off the backend too quickly before it fully started.  I played with
> several ways of trying to start the backend, kill it, and then restart
> it whenever the PC would boot, but this is the only way I found that
> works reliably for me.  It's very sloppy, and I'd love to know how to
> do it cleaner/easier, but this is what I got.
> 
> Let me know if that helps or if you find a better way.

Good enough for me.  Though it would be nice to figure out why this is necessary.

Thanks!

-David

> 
> -Andy
> 
> 
> On Sat, 22 Jan 2005 16:41:19 -0600, David Blevins
> <david.blevins at visi.com> wrote:
> > 
> > On Sat, 22 Jan 2005, Andy Long wrote:
> > 
> > > Just out of curiousity, what does the OSD say when you try change
> > > channels?  Does it say something like "0 minutes"?
> > 
> > I am also having a channel changing issue and "0" minutes is exactly what the OSD says.
> > 
> > Is this an easy one to fix?
> > 
> > -David
> > 
> > 
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> > 
> > 
> >

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