[mythtv] Re: Seg Fault while setting a recording.

Colm Bennett phibs at iol.ie
Wed Apr 30 03:08:31 EDT 2003


Oh dear, I am replying to myself :( 

And given that I am the first to reply and almost all the archive views
were my own (there is a strange compunction to open your own mail on the
archives, as though a reply might appear underneath it that hasn't
registerd yet on the main screen ;), I may well be talking to myself:) 

But still. I have spent 4 weeks setting things up to the point were I
felt confident enough in my setup to risk a mail to the list. I choose
dev cos thats what the doco tells me to do when there is a seg fault.
And then for 3 days not only is there no response but I am the only
person to even look at it! Oh dear :( 

If there is anyone reading this who could spare a minute to help me I
would so appreciate it. Could I word the problem better? Does it belong
on mythtv-user? Is it so common/silly as to be not worth a reply? Should
I have mentioned the PVR-250 in the subject? ;-)) Just kidding :)

As I say below, I have xawtv working and I can hear recorded sound on
aplay /dev/dsp. Are there any other basic tests I should do? Is there
any other info I could supply?

Again, any help would be really appreciated.

Cheers,
Colm



On Sun, 2003-04-27 at 16:28, Colm Bennett wrote:
> Hi,
> 
> I am in the process of setting up Myth. Currently I have TV working in
> xawtv , sound playing correctly (i.e. delayed) through aplay /dev/dsp
> and ffmpeg will capture /dev/video. I have Myth EPG filling correctly
> with local (Irish) listing. All cool so far :) (especially the EPG -
> Fab!) 
> 
> Unfortunately, I can't get TV or recording to work :( I am more
> interested in the recording side of it, so I hope u can help me
> initially with that. I am running mythbackend and mythfrontend on the
> same computer. I go to set up a recording. As soon as I hit space to
> select Record Once, the backend seg faults. The GDB output is as follows
> :-
> 
> 
> Starting program:
> /home/mythtv/downloads/mythtv-0.8/programs/mythbackend/mythbackend
> [New Thread 16384 (LWP 3083)]
> _IceTransOpen: Unable to Parse address none
> Session management error: Could not open network socket
> Starting up as the master server.
> Probed: /dev/video - Composite
> Probed: /dev/video - S-Video
> Probed: /dev/video - TV-Box
> [New Thread 32769 (LWP 3088)]
> [New Thread 16386 (LWP 3089)]
> [New Thread 32771 (LWP 3090)]
> adding: localhost as a player 1
> 
> Program received signal SIGSEGV, Segmentation fault.
> [Switching to Thread 32771 (LWP 3090)]
> 0x08076e63 in Scheduler::CopyList(std::list<ProgramInfo*,
> std::allocator<ProgramInfo*> >*) (this=0x82bfdc8, sourcelist=0x82bfdf4)
>     at scheduler.cpp:697
> 697                     second->inputid =
> sourceToInput[first->sourceid][0];
> (gdb) bt
> #0  0x08076e63 in Scheduler::CopyList(std::list<ProgramInfo*,
> std::allocator<ProgramInfo*> >*) (this=0x82bfdc8, sourcelist=0x82bfdf4)
>     at scheduler.cpp:697
> #1  0x08076eda in Scheduler::DoMultiCard() (this=0x82bfdc8) at
> scheduler.cpp:710
> #2  0x08074938 in Scheduler::FillRecordLists(bool) (this=0x82bfdc8,
> doautoconflicts=true) at scheduler.cpp:195
> #3  0x08077b50 in Scheduler::RunScheduler() (this=0x82bfdc8) at
> scheduler.cpp:897
> #4  0x08077e7d in Scheduler::SchedulerThread(void*) (param=0x82bfdc8) at
> scheduler.cpp:971
> #5  0x408df811 in pthread_start_thread () from /lib/i686/libpthread.so.0
> #6  0x408df915 in pthread_start_thread_event () from
> /lib/i686/libpthread.so
> 
> Any help would be really really appreciated. I am running Mandrake 9.1
> on an AMD 1600 box with 512mb ram, MSI kt266a MB, Creative Labs Personal
> Cinema card using rivatv driver. 
> 
> Cheers,
> Colm



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