[mythtv-users] Help needed as my mythtv-backend has lost it's mind (or maybe I have)
pb.mythtv at gmail.com
Tue Nov 8 14:03:05 UTC 2022
On 11/8/22 08:27, James Abernathy wrote:
> On Tue, Nov 8, 2022 at 7:12 AM James Abernathy <jfabernathy at gmail.com>
> My backend is running fixes/32
> The tuner is a Hauppauge WinTV quadHD ATSC PCIe card. This morning
> I tried to do some maintenance which was only supposed to be
> editing the Schedules Direct channel using
> tv_grab_zz_sdjson_sqlite --manage-listing and that part went as
> Next I ran mythtv-setup and it said it needed to shutdown the
> backend and I said yes and it required the password. I tried to
> edit channels and scan but I kept getting failures with my tuner
> card. Since I could not get it to recognize the card I exited
> without saving and started the backend again. My remote frontends
> could now connect to the backend and view Live TV.
> At that point it was time to panic as usual, so I went back into
> mythtv-setup and deleted all the tuners and started over. I kept
> getting errors when trying to add the tuner card. It could not ID
> the card but obviously could find it in a scan of tuners.
> I have not powered off the system, but I have rebooted several times.
> Has there been any recent changes to how the tuner cards are
> initialized at boot? This system has been running without major
> changes for a couple of years.
> Jim A
> Some additional information. I powered off the system and restarted
> and nothing changed over just resetting as expected. I temporarily
> added some HDHomerun tuners to get the morning recordings to happen.
> Now that that is over, I tried deleting all tuners and adding back in
> the Hauppauge WinTV QuadHD card. If find the tuner but when I look at
> the parameters of the tuner I see:
> Frontend ID Could Not get Card info for /dev/dvb/adapter0/frontend0
> At the bottom of the screen I see "appears the card can be in use by
> another program."
> I have not installed any new software on the system so not sure what
> this could be all about.
> Jim A
ls -l /dev/dvb/adapter0/frontend0
You should see this
crw-rw----+ 1 root video 212, 3 Nov 8 08:59 /dev/dvb/adapter0/frontend0
Make sure it shows group video and also make sure the user id that runs
mythbackend and the one that runs mythfrontend have the video group (run
-i -a while logged into those users).
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