[vox-tech] Xorg help new Ubuntu

[Brian Lavender]

On Sun, Nov 02, 2008 at 10:02:32AM -0800, Alex Mandel wrote:
> Just looking for some more ideas...
> 
> After upgrading to Ubuntu 8.10 a bunch of applications stopped working
> for me. Mostly qt based but the problem isn't that simple, I recompiled
> qt myself and the demo app runs fine, then recompiled one of my not
> working apps against this working qt and still no go.
> 
> Apps that have ceased to work:
> Qgis from ppa.launchpad.net/qgis
> eric4 from multiverse
> qt designer
> 
> the only clue I have right now is that it's not a problem with all
> machines just some, and it's possibly related to X due to the following
> backtrace.
> 
> Any ideas?

Looks like a linker(or is it loader) problem. But I am not an expert. What does ldd say?

ldd /usr/bin/<your app>

You can tweak files in your ld config
/etc/ld.so.conf.d/

Then run ldconfig

> 
> Thanks,
> Alex
> 
>    1.
>       (gdb) bt
>    2.
>       #0  0xb6541803 in _XrmInternalStringToQuark () from
> /usr/lib/libX11.so.6
>    3.
>       #1  0xb6541ca7 in XrmStringToQuark () from /usr/lib/libX11.so.6
>    4.
>       #2  0xb655dc95 in _XlcOpenConverter () from /usr/lib/libX11.so.6
>    5.
>       #3  0xb6565372 in _Xlcmbstowcs () from /usr/lib/libX11.so.6
>    6.
>       #4  0xb6565463 in _Xmbstowcs () from /usr/lib/libX11.so.6
>    7.
>       #5  0xb657b18f in _XimParseStringFile () from /usr/lib/libX11.so.6
>    8.
>       #6  0xb6579284 in _XimLocalOpenIM () from /usr/lib/libX11.so.6
>    9.
>       #7  0xb657792d in _XimOpenIM () from /usr/lib/libX11.so.6
>   10.
>       #8  0xb6577650 in _XimRegisterIMInstantiateCallback ()
>   11.
>          from /usr/lib/libX11.so.6
>   12.
>       #9  0xb655b8c8 in XRegisterIMInstantiateCallback () from
> /usr/lib/libX11.so.6
>   13.
>       #10 0xb7a1b3a7 in ?? () from /usr/lib/libQtGui.so.4
>   14.
>       #11 0xb7a19ea1 in QInputContextFactory::create () from
> /usr/lib/libQtGui.so.4
>   15.
>       #12 0xb3ff5c40 in ?? ()

Isn't linked?
>   16.
>          from /usr/lib/qt4/plugins/inputmethods/libqimsw-multi.so
>   17.
>       #13 0xb3ff63f6 in ?? ()

This isn't linked?

>   18.
>          from /usr/lib/qt4/plugins/inputmethods/libqimsw-multi.so
>   19.
>       #14 0xb7a19ee4 in QInputContextFactory::create () from
> /usr/lib/libQtGui.so.4
>   20.
>       #15 0xb74a7605 in QApplication::inputContext () from
> /usr/lib/libQtGui.so.4
>   21.
>       #16 0xb74f0de8 in QWidgetPrivate::inputContext () from
> /usr/lib/libQtGui.so.4
>   22.
>       #17 0xb74f97db in QWidget::setAttribute () from /usr/lib/libQtGui.so.4
>   23.
>       #18 0xb78b398c in ?? () from /usr/lib/libQtGui.so.4
>   24.
>       #19 0xb78b3fd7 in QTextEdit::QTextEdit () from /usr/lib/libQtGui.so.4
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-- 
Brian Lavender
http://www.brie.com/brian/