[mythtv-users] mythtv v30 'Could not open decoder' error

John jksjdevelop at gmail.com
Tue Jan 29 15:26:30 UTC 2019

On 29/01/2019 14:30, Tim Pletcher wrote:
> Since updating 
> to 2:30.0+fixes-autobuild.201901261750.f11c5ab~ubuntu18.04.1 via 
> Mythbuntu PPA early yesterday morning, I have had several intermittent 
> recurrences of the error 'Could not open decoder' appear on a remote 
> mythtv frontend while attempting to watch LiveTV.  Unfortunately, I am 
> away on travel and can't do much detailed troubleshooting right now.  
> However, I was made aware of this new issue after receiving an angry 
> text from my wife last evening.
> Looking through mythtv frontend log that goes back about 5 months, I 
> don't see any occurrences of this until yesterday after installing the 
> mentioned update.
> Linked are log files with sections that cover the sequences bookending 
> an occurrence on the frontend and backend.
> Frontend Log 
> <https://gist.github.com/pletch/b7136765971df50c1c6b9990d18fb059> 
> <--Line 28 is where error occurred.
> Backend Log 
> <https://gist.github.com/pletch/2ea3c5e2dc102e03b92b543ce8b9f0b3>
> If attempting to re-tune again, it eventually seems to work.
> It appears that two updates were rolled into the fixes version 
> installed yesterday.  Is it possible this error is associated with 
> this update: [ Ringbuffer change commit 
> <https://github.com/MythTV/mythtv/commit/b06510032478ec887fd2491b5f9a5dad415c30f0> ]? 
> Anyone else experienced anything similar?
> Once I return home later this week, I'll do some experiments to see if 
> the error primarily associates with channel changes, program 
> transitions etc.
> Thanks,
> Tim
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I also get this error on a remote frontend with version 30. Some timeout 
must need a tweak. Note the issue has been there for several weeks it is 
not due to a very recent change. I don't use live tv enough to make it a 
major issue for me.

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