Re: mythtv 0.25 segmentation faults with mythpreviewgen and mythmetadatalookup

thanks Neil - for this very useful and informative reply.

Jerome



On 17 April 2012 08:43, Neil Bird <[email protected]> wrote:

> Around about 16/04/12 21:18, Jerome Hettich typed ...
>
>  and everything now seems to be working...
>> no idea why this would be  - so any suggestions as to what was going on
>> would be very helpful so I can prevent this happening again.
>>
>
>  If there was a small hole in the PRM deps., you may have been missing a
> 0.25 lib. that was falling back to an old 0.24 one you still had installed
> (although .so numbering should account for that).
>
>  Often some old lib detritus is left behind by myth upgrades due to RPM
> library name changes (e.g., not libmythx but libmythx_0.24 abd
> libmythx_0.25”).  Since by what you typed you blew away *all* myth RPMs,
> and pulled the *lot* in afresh, that would have cleared it all up.
>
>
>  The sort of things I do in this sort of situation usually start with
> 'strace problemprogram' to see what happens just before the crash, and in
> this case probably 'ldd /path/to/problemprogram' to see what libs it thinks
> it wants (watching for rogue versions) and 'strace -eopen problemprogram'
> to see what lib files it's actually opening.
>
>  In this case I'd probably have removed *[Mm]yth*0.24* [is yum case
> dependant?] as well, as if it was a rogue library you'd have then got a
> run-time error reporting a missing library.
>
> --
> [neil@fnx ~]# rm -f .signature
> [neil@fnx ~]# ls -l .signature
> ls: .signature: No such file or directory
> [neil@fnx ~]# exit
>
>
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