Invalid pointer in XMMS

Ken Moffat ken at
Thu Aug 4 07:11:30 PDT 2005

On Thu, 4 Aug 2005, [ISO-8859-1] Giulio Daprelà wrote:

> On 8/4/05, Ken Moffat <ken at> wrote:
> > >
> > > Gdk-WARNING **: locale not supported by Xlib, locale set to C
> >
> >  normal, as Matt remarked.
> >
> > > *** glibc detected *** free(): invalid pointer: 0xb6dfa524 ***
> > > Aborted
> > >
> It seems that the problem is originated by some locale in Xlib, and,
> therefore, in X, but only Gdk is affected by that problem, am I right?

 I don't think so, the WARNING is telling you that Xlib will run in the
C locale for any messages, it appears to be separate from the error that
glibc detected.

> I have installed a precompiled, localised version of Firefox. It needs
> the same version of Gtk (GTK+-1.2.10) as XMMS, but it works fine.
> Is there a way to verify what could be wrong in X? I have a lot of
> other applications running in X but XMMS is the only having this
> problem.

 Almost certainly, it's an XMMS problem.
> >
> >  I had something similar a few months back on ppc, caused by one of the
> > plugins, but I can't find any notes.  I tracked it down by building gdb,
> > starting XMMS from within gdb, then doing a backtrace (bt) after it
> > crashed.  The trace showed it was in some sort of startup code and
> > calling one of the plugins.  I removed the plugin (all I remember was
> > that it was for something that I didn't think was very important) and it
> > worked fine.
> >
> Unfortunately my installation of XMMS is "clean". I started XMMS after
> the installation, without any skin or plugin installed.
> I know gdb but don't know how to use it, and at this moment I don't
> have the time to learn it. I think I'll use another player for the
> moment! :-)

 For this use, it should be simple enough - build and install gdb, start
it, 'run XMMS', then 'bt' after it gets aborted.

 das eine Mal als Tragödie, das andere Mal als Farce

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