[mythtv-users] Problem with DVB USB and two simultaneous recordings

[Michael Watson]

On 7/10/2012 10:21 AM, Peter Bennett (cats22) wrote:
> On 10/03/2012 04:25 AM, John Pilkington wrote:
>> On 03/10/12 04:31, Peter Bennett (cats22) wrote:
>>> Using Mythtv 0.25 from the mythbuntu repository -
>>> mythtv_0.25.2+fixes.20120828.d519276.
>>> I have two Pinnacle 801E USB devices. I have never had a problem with
>>> them, but in the last week, when the system records two programs on the
>>> same multiplex using the same Pinnacle tuner, the backend hangs, and
>>> neither program is recorded (one program has a mpg file of around 300
>>> bytes and the other has no file at all). The frontend cannot connect to
>>> the backend when this happens. Another recording that used the other
>>> tuner at the same time is fine. I had to kill the backend to be able to
>>> connect to it again. This has happened twice, so it is not just a
>>> glitch. I used to be able to record two programs at the same time, but
>>> it seems that some recent update to the backend may have broken it. Has
>>> anybody else had this experience? For now I have set the tuners to only
>>> record one program at a time on each, but I wonder if there is a better
>>> fix for this.
>>> Peter
>> I would try a rescan. There have been recent changes.  If the
>> Transports Editor in mythtvsetup shows 5 SD transports, each with a
>> netid (9018) and a transportid, just delete all channels and Scan all
>> known transports.  Or search postings here in the past week.
>>
>> Of course it might be something else.  :-)
>>
>> John P
>>
>>
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>>
> Thanks for the suggestion. I did a DVB rescan and spent a couple of
> hours fixing the channel numbers, call signs, xmltvids and channel names.
> I still have the same problem. If it records channels 704 and 706 at the
> same time, one channel records a 300 byte file and the other records
> nothing.
> I can watch those two channels at the same time from the same input
> device, using live TV on two front ends, yet scheduled recordings that
> start on the two channels at the same time cause some sort of deadlock.
> For now, I am setting the capture devices to only record one channel at
> a time.
> Perhaps there is a bug?
>
> Peter
>
>
Is this related to one device, or do both of the Pinnacle Tuners exhibit 
the same behavior?