[mythtv-users] Guide data disappeared

[Mike Carron]

On 04/23/2017 08:01 PM, Mark Perkins wrote:
>
>
>
> On 24/04/17 12:02, Mike Carron wrote:
>>
>> This afternoon around 2 or 3 pm, my backend lost all guide data. If I 
>> look at the Listings on MythWeb, every channel shows "NO DATA". This 
>> is on a system that has been running without problem for over 3 years 
>> and is still on 0.27.4/fixes. Everything else seems to be fine; live 
>> tv works, I can record the show I'm watching but all scheduled 
>> recordings disappeared. I can play back existing recordings with no 
>> problem. I'm assuming the problem will self-correct with the next 
>> download from Schedules Direct but that may be wishful thinking. If 
>> it doesn't I guess I'll have to find the proper Mythfilldatabase 
>> script to repopulate the database from Schedules Direct.
>>
>> There was a short segment in the backend log that was out of the 
>> ordinary and that I hadn't seen before. I attached it. All the rest 
>> of the log contained routine entries that I see every time I look at 
>> a log.
>>
>> Has anyone seen this before or have any idea what may have happened?
>>
>> Thanks,
>>
>> mike
>>
>>
> When you say short segment out of the ordinary, do you mean the 
> "Expire autoexpire.cpp:641 (SendDeleteMessages) Expiring 0 MB for 1730 
> at 2017-04-23T21:42:48Z => Unknown" line?
>
> I think that is just expiring a LiveTV entry where there is no guide 
> data loaded so would be symptom rather than cause. The unknown is 
> because there is no program title when there is no guide data.
>
> Can you just run mythfilldatabase from the command line as your normal 
> mythbackend user (probably mythtv) and does that fix it? Actually 
> probably should be mythfilldatabase --dd-grab-all.
>
> If you run from the command line the terminal output might provide 
> some more clues about what is happening.
>
> Otherwise maybe worth logging into your Schedules Direct account and 
> confirming that all is correct there (I don't use Schedules Direct so 
> don't know what "correct" might look like.)
>
> There used to be an issue with old cache files that couldn't be 
> deleted but I thought that got fixed long long time ago. Could try:
> ls -ld /tmp/mythtv*
>
***
Yeah, I ran mythfulldatabase yesterday and that appeared to correct the 
problem. I still have no idea what happened though. What would cause all 
guide data to be deleted?

mike

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