[mythtv] Ticket #11520: Active EIT scanning will stop working if program not found in PAT

John P Poet jppoet at gmail.com
Wed Aug 21 15:20:12 UTC 2013

On Tue, Aug 20, 2013 at 8:39 PM, Terry Fisher <lists at tfisher.ca> wrote:

>  On 2013-08-20 6:50 PM, John P Poet wrote:
>  On Tue, Aug 20, 2013 at 3:46 PM, Torbjörn Jansson <
> torbjorn.jansson at mbox200.swipnet.se> wrote:
>> > Being in the US, I use schedulesdirect, so I don't have any experience
>> > with EIT.  That being said, I have setup a box with a HDHomeRun/ATSC
>> > and EIT enabled.  Any tips on what I could possibly do to reproduce the
>> > problem?
>> >
>> > John
>>  In my case when i have tested eit, sometimes eit collection is never
>> started
>> (you need to wait a minimum of 5-10 minutes or so until it starts) and
>> sometimes it starts right away.
>> I have a backend log with -v eit saved from my dev box with this error if
>> that helps.
>> The log is pretty clean from other stuff since it is a dev box.
>> I haven’t restarted the backend yet so it still is stuck since a day or
>> two
>> ago.
>> But I guess you also need to reproduce it to see where the problem is.
>> Perhaps I can connect gdb to the running instance and make some
>> backtraces?
>> Note that I have a few minor additions in the eit fixup on my dev box
>> since
>> I was working on a new guide fixup.
>> But don’t think those should be the cause of this problem.
>  If I understand the problem correctly -- that if tuning fails, it never
> tries to do an EIT scan again -- then the attached patch should fix the
> problem.  If anyone is able to test this patch and report success, I will
> try and get it into 0.27.
> John
>    As expected, I was able to trigger the bug by disconnecting the
> antenna from the ATSC card until the EITScanner switched to a new channel.
> This causes the ActiveScanning to stop at which point I reconnected the
> antenna.  The Active EIT scanner isn't started again unless a recording
> occurs on that card (or Live TV is selected for that channel).
> I then applied the patch, and again disconnected the antenna until active
> scanning was disabled.  I then reconnected the antenna and after a few
> minutes, Active EIT scanning started again, so the patch fixes the problem
> I'm seeing.
> Thanks!

Thank you for testing this.  Is there a ticket for this problem?  If not,
can you create one ( http://code.mythtv.org/trac/newticket ).  I will get
this fix committed sometime today.

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