[mythtv-users] Error opening jump program file buffer ERROR

Sat Jun 11 23:38:10 UTC 2011

Hi Michael,

Thank you so much for  your quick answer.

Right, all the files are in local file systems only.

The "mythbackend --version" command returns:

/Please attach all output as a file in bug reports.
MythTV Version   : 0.24.1-2.fc14 (3657f313ac)
MythTV Branch    :
Network Protocol : 63
Library API      : 0.24.20110505-1
QT Version       : 4.7.2
Options compiled in:
  linux release using_alsa using_jack using_oss using_pulse 
using_pulseoutput using_backend using_bindings_perl 
using_bindings_python using_crystalhd using_dvb using_firewire 
using_frontend using_hdhomerun using_hdpvr using_iptv using_ivtv 
using_joystick_menu using_libfftw3 using_lirc using_mheg 
using_opengl_video using_opengl_vsync using_qtdbus using_qtwebkit 
using_v4l using_x11 using_xrandr using_xv using_xvmc using_xvmc_vld 
using_xvmcw using_bindings_perl using_bindings_python 
using_mythtranscode using_opengl using_vdpau using_ffmpeg_threads 
using_live using_mheg/

My backend log:

************ STARTING MYTHFRONTEND ****************
2011-06-11 18:33:26.001 MainServer::ANN Monitor
2011-06-11 18:33:26.052 adding: localhost as a client (events: 0)
2011-06-11 18:33:26.086 MainServer::ANN Monitor
2011-06-11 18:33:26.161 adding: localhost as a client (events: 1)
************ CHOOSING THE SHOW LIVE TV OPTION ****************
2011-06-11 18:33:54.321 MainServer::ANN Playback
2011-06-11 18:33:54.384 adding: localhost as a client (events: 0)
2011-06-11 18:33:54.429 TVRec(4): Changing from None to WatchingLiveTV
2011-06-11 18:33:54.461 TVRec(4): HW Tuner: 4->4
2011-06-11 18:33:54.502 LoadFromScheduler(): Error, called from backend.
2011-06-11 18:33:54.505 AutoExpire: CalcParams(): Max required Free 
Space: 2.0 GB w/freq: 15 min
2011-06-11 18:33:54.655 Finished recording Inconnu: channel 1008
2011-06-11 18:33:54.693 SampleRate: Attempted to add a rate 32000 Hz, 
which is not in the list of allowed rates.
2011-06-11 18:33:54.729 LoadFromScheduler(): Error, called from backend.
2011-06-11 18:33:54.731 AutoExpire: CalcParams(): Max required Free 
Space: 2.0 GB w/freq: 15 min
2011-06-11 18:33:54.762 recording already exists...
2011-06-11 18:33:54.840 Finished recording Inconnu: channel 1008
2011-06-11 18:33:54.904 NVR(/dev/video0) Error: Failed to query vbi 
capabilities (v4l1)
strange error flushing buffer ...
strange error flushing buffer ...
2011-06-11 18:33:55.443 RecBase(4:/dev/video0): 
GetKeyframePositions(1,9223372036854775807,#0) out of 1
2011-06-11 18:33:55.630 RecBase(4:/dev/video0): 
GetKeyframePositions(1,9223372036854775807,#0) out of 1
************ CHANGING THE CHANNEL ****************
2011-06-11 18:34:19.024 TVRec(4): HW Tuner: 4->4
2011-06-11 18:34:19.055 LoadFromScheduler(): Error, called from backend.
2011-06-11 18:34:19.057 AutoExpire: CalcParams(): Max required Free 
Space: 2.0 GB w/freq: 15 min
2011-06-11 18:34:19.107 Finished recording Inconnu: channel 1008
2011-06-11 18:34:19.378 Finished recording Inconnu: channel 1015
2011-06-11 18:34:19.522 LoadFromScheduler(): Error, called from backend.
2011-06-11 18:34:19.525 AutoExpire: CalcParams(): Max required Free 
Space: 2.0 GB w/freq: 15 min
2011-06-11 18:34:19.765 recording already exists...
2011-06-11 18:34:19.814 MainServer::ANN Monitor
2011-06-11 18:34:19.818 Finished recording Inconnu: channel 1015
2011-06-11 18:34:19.838 adding: localhost as a client (events: 0)
2011-06-11 18:34:19.890 MainServer::ANN Monitor
2011-06-11 18:34:19.913 adding: localhost as a client (events: 1)
2011-06-11 18:34:20.522 TVRec(4): Changing from WatchingLiveTV to None
2011-06-11 18:34:20.668 MainServer::ANN Playback
2011-06-11 18:34:20.697 adding: localhost as a client (events: 0)
2011-06-11 18:34:20.726 TVRec(4): Changing from None to WatchingLiveTV
2011-06-11 18:34:20.757 TVRec(4): HW Tuner: 4->4
2011-06-11 18:34:20.793 LoadFromScheduler(): Error, called from backend.
2011-06-11 18:34:20.796 AutoExpire: CalcParams(): Max required Free 
Space: 2.0 GB w/freq: 15 min
2011-06-11 18:34:20.850 TVRec(4): Changing from WatchingLiveTV to None
Error in my_thread_global_end(): 1 threads didn't exit

/Paul
/

Le 11/06/2011 18:26, Michael T. Dean a écrit :
> On 06/11/2011 06:46 PM, Paul Lugaro wrote:
>> Hi all,
>>
>> Mike in another email asked me to send my issue to this mailing list.
>> I'm not a regular to send posts like that and hope I'm doing it well.
>> In any case, receive my apologies.
>>
>> Well, I saw that several people have the same error message: "Error
>> opening jump program file buffer" when I change channels in live TV.
>> When I choose the "See live TV" from the main menu, I see perfectly
>> the starting channel. But when I try to change to another one, I have
>> this message and I return to the main menu. I spent a lot of hours
>> trying to find a solution or to bypass this problem. I saw that
>> switching to another tuner card can resolve this issue. Unfortunately,
>> I have only one tuner card. So, the fact is that I can see only 1 live
>> channel with MythTV. I will really appreciate any help or tips or
>> other feedbacks and I'm ready to give you any information that could
>> help me and other users in the same position to enjoy MythTV at 100%.
>> Thank you.
>>
>>      I'm on Fedora 14: 2.6.35.13-91.fc14.x86_64
>>      My MythTV version (installed from yum): 0.24.1-2.fc14.x86_64
>>      The 3 previous versions have the same problem (in fact, I never
>>      reach to change channels)
>>      There are analogical channels, in NTSC, in Peru (Cable Magico)
>>      My TV tuner card: KWorld PCI Analog TV Card - PVR-TV 7134SE
>>      lspci command results: Philips Semiconductors SAA7134/SAA7135HL
>>      Video Broadcast Decoder based
>>      All the partitions in EXT4
>>
> I'm assuming they're all local file systems and you're not using NFS or
> CIFS for your recording directories, right?
>
>> 2011-06-11 17:41:16.518 Player(0), Error: Unknown recorder error,
>> exiting decoder
> Paul, can you send your backend logs showing the time period when you
> try to change channel in Live TV, please?  I'm not sure where they would
> be, but I'd assume somewhere like /var/log/mythbackend.log.
>
> Also, what do you get from:
>
> mythbackend --version
>
> Thanks,
> Mike
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> mythtv-users at mythtv.org
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