[mythtv-users] New setup - can't watch Live TV or record from TV

Darren fender_bender at aandr.com.au
Fri Jun 23 13:34:26 UTC 2006

If your card is still working on mplayer then the tv card is not setup 
properly in mythtv, delete the tv card in mythtv-setup and start again.
> Hi-
> I'm setting up mythtv for the first time, and I've already come across
> a few problems, and addressed them with the help of various FAQs
> and searching mailing lists - but this one, while it looks like
> others may have seen the problem, I have yet to find a solution for.
> Basically, when I run mythfrontend, and go to "Watch TV", I get a black
> screen for about 20s, and then it comes back to the main screen.
> In the mythfrontend error messages, I see this:
> 2006-06-22 16:07:45.753 TV: Attempting to change from None to
> WatchingLiveTV 2006-06-22 16:07:45.763 Using protocol version 26
> 2006-06-22 16:07:45.967 RingBuf(/myth/1007_20060622160745.nuv): Invalid
> file (fd 14) when opening '/myth/1007_20060622160745.nuv'. 12 retries
> remaining. 2006-06-22 16:08:06.502 TV Error: StartRecorder() -- timed out
> waiting for recorder to start 2006-06-22 16:08:06.502 TV Error: LiveTV not
> successfully started
> and in mythbackend, this:
> VIDIOCGMBUF:: Invalid argument
> Now, when I look in /myth (where I've set the recordings to go), I do
> see a 1120-byte file called 1007_20060622160745.nuv, but it's unusable.
> My system has backend and frontend on the same box, running Gentoo 2006.0,
> and mythbacked --version reports:
> Library API version: 0.19.20060121-2
> Source code version: Unknown
> Options compiled in:
>  linux release using_v4l using_oss using_alsa using_ivtv using_lirc
> using_dvb using_dvb_eit using_x11 using_xv using_dvdnav using_xrandr
> using_xvmc using_opengl_vsync using_frontend using_backend
> I have a Hauppauge PVR-250 configured with ivtv-0.4.5, and I am able to
> successfully watch TV by running 'mplayer /dev/video0', so I know that
> much should be working... I can also watch other .mpg files using the
> frontend.  What I _don't_ seem to be able to do is get anything that has
> to do with TV working.
> Anyone have any suggestions what to try next as far as troubleshooting?
> I've considered wiping the mysql database and re-configuring in case I've
> gotten something wrong, but that seems like a lot of work.  :)  I was
> hoping someone could point me at something more useful to try, as I've
> been spinning my wheels on this for a couple days now.
> Thanks,
> +j
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Peace Bro

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