[mythtv] Crash during live preview?

[Simon Kenyon]

Nate Carlson wrote:
> I'm running svn11024, and having an issue where if live preview is 
> enabled on my frontends, and I let the frontend sit in the live 
> preview for more than a couple minutes, the master backend will crash. 
> I've followed the directions at 
> http://www.mythtv.org/docs/mythtv-HOWTO-22.html to run mythbackend 
> under gdb, and have attached the gdb.txt file outputted from that. 
> I've got a master backend (with no tuner cards), and two slave 
> backends (one with two pvr150's, and one with two pvr500's.) I've also 
> got two frontends on the system. Each frontend is also running a 
> backend process for transcoding and such.
>
> I upgraded from 0.19 to 0.20svn because I was having stability issues 
> with 0.19 where the backend would crash, and I'd have to restart myth 
> on all the backends and frontends to get things working again. With 
> 0.20svn, it's much better - the master backend still crashes, but all 
> I have to do is restart it, and all the slave backends and frontends 
> will connect right back up.
>
> Please let me know if there is any more info that you need from me to 
> debug this issue.
this may (or may not) help
make sure that your qt is linked with libmysqlclient_r and *not* 
libmysqlclient
this is a bug in some versions of qt
--
simon