[mythtv-users] s2-3600 problems upgrading to Ubuntu trusty HWE

[John Pilkington]

On 11/02/15 15:35, Kai T. Hillmann wrote:
> Hello John,
>
> Am 11.02.2015 um 15:30 schrieb John Pilkington:
>> On 11/02/15 13:39, Kai T. Hillmann wrote:
>>> Hello,
>>>
>>> first of all i've been using mythtv for a long time now (+5 years) and i
>>> really appreciate this great piece of software and want to thank the
>>> developers a lot for their great work!
>>>
>>> Actually i've got some issues when upgrading from kernel 3.8 (ubuntu
>>> 12.04) to kernel 3.13 (newer HWE as 3.8 is deprecated) with my two dvb
>>> s2-3600 cards. Weird thing here is that tuning some channels which
>>> previously worked can not be tuned any longer with an error:
>>>
>>>
>>> Feb 11 13:46:26 hostname mythbackend: mythbackend[2929]: W TVRecEvent
>>> recorders/dvbsignalmonitor.cpp:97 (DVBSignalMonitor)
>>> DVBSigMon[1](/dev/dvb/adapter0/frontend0): Cannot count Uncorrected
>>> Blocks#012#011#011#011eno: Operation not supported (95)
>>>
>>>
>>> Even more strange is that tuning this channels with kaffeine does work.
>>> I'm currently on Ubuntu 12.04 (x64) with mythtv v0.27.4
>>> (2:0.27.4+fixes.20150116.3b43903-0ubuntu0mythbuntu1), any ideas?
>>>
>>> One dvb-s transponder which can not be tuned any longer with mythtv is:
>>>
>>> Satellit: ASTRA (1L)Orbitalposition: 19,2°
>>> OstFrequenz: 12.544 MHz
>>> Polarisation: horizontal Transponder: 107
>>> Symbolrate: 22.000 Ms/S
>>> Fehlerkorrektur (FEC): 5/6
>>>
>>> A while ago i've tested also installing a complete new version of
>>> mythbuntu 14.04.1 to ensure that this is not a problem with my older
>>> 12.04 install or any upgrading issue.
>>> But sadly this doesn't solve the problems - it remains the same there -
>>> tuning this transponder with kaffeine works without any problems -
>>> tuning with mythtv fails - so i'm not sure where to search the reasons.
>>>
>>> I hope that someone has a hint where to look to solve this issue.
>>
>> You might try issuing 'mythbackend --setverbose none,channel' (with the
>> backend already running) and see what the backend log says when you try
>> to tune the missing channel.  Since kaffeine works and myth doesn't it
>> seems likely that some of the stream parameters aren't set in the myth db.
>>
>> Afterwards, 'mythbackend --setverbose general'
>
> I tried this - result is here : http://pastebin.com/jh2by1aq but i'm
> actually not sure how to interpret the entries..

Me neither:  it seems to be fairly happy, and stops.  ??
>
> I found out that the transport id, network id and service id are the
> same used in kaffeine.
>
>>
>> I don't run dvb-s; does the mythtvsetup 'channels' section have
>> something that allows you to rescan a single transponder?
>
> I'm not sure whether this can be done but as i also tried to set up a
> completely new system as mentioned (mythbuntu 14.04.1) with a completely
> new dvb-s channel scan, this doesn't seem to fix the problem.

Was that within mythtvsetup, or importing from some external tool?
>
> Any ideas?
>>