[mythtv-users] Frontend freezes when trying to access a CD.

Paul Harrison mythtv at mythqml.net
Tue May 18 12:57:55 UTC 2021


On 17/05/2021 18:57, A. F. Cano wrote:

> Hello,
>
> Mythtv 30.0+fixes20210328.git7d297b1fb8-dm00+deb10u1 from
> deb-multimedia, on debian 10/stable (up to date).
>
> I tried to import a CD into mythmusic (Advanced -> Music Tools -> Import
> CD) and it says: "Scanning CD.  Please Wait..." but nothing ever
> happens.  The blue bar doesn't move and I get this:
>
> 2021-05-17 12:52:40.765618 E  MythMusic hasn't found any tracks!
> 2021-05-17 12:52:40.767498 W  MythMusic hasn't found any radio streams!
> 2021-05-17 12:52:40.822569 I  Locking input devices
> 2021-05-17 12:52:40.822583 N  Suspending idle timer
> 2021-05-17 12:52:40.941577 I  Unlocking input devices
> 2021-05-17 12:52:40.941582 N  Resuming idle timer
> QIODevice::read (QNetworkReplyHttpImpl): device not open
> QNetworkReplyImplPrivate::error: Internal problem, this method must only be called once.
> QIODevice::read (QNetworkReplyHttpImpl): device not open
>
> The last 2 lines repeat every few minutes.
>
> The interface is totally non-responsive and when closing from ths X on
> the frame (frontend started with -w) the window manager says
> "Application "mythfrontend" is not responding" and it's only possible to
> kill it by "Terminate Application mythfrontend".
>
> My first thought was: permissions problem, but I run the backend as
> myself and I am a member of group cdrom, as is mythtv.
>
> $ ls -l /dev/cdrom*
> lrwxrwxrwx 1 root root 3 May 17 12:53 /dev/cdrom -> sr0
>
> $ ls -l /dev/sr*
> brw-rw----+ 1 root cdrom 11, 0 May 17 12:53 /dev/sr0
>
> Tried with 2 CDs, with identical results, so it's not the CD.
> Tried with sudo mythfrontend... , same problem, so it's not permissions.
>
> Is this a known issue? Has anyone encountered this before?
> Any hints, anyone?
>
> Thanks.
>
> Augustine


It's a known problem caused by the lookup service we use has gone away 
and there is no free replacement available.

https://forum.mythtv.org/viewtopic.php?f=29&t=4202#p20719

https://forum.mythtv.org/viewtopic.php?f=36&t=4208



Paul H.



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