Re: GDK_IS_WINDOW (window) failed

[Timm Bäder <mail baedert org>]

On 11.08, Stefan Salewski wrote:
> On Mon, 2016-08-08 at 09:16 +0200, Timm Bäder wrote:
> > That might be possible of course (especially if your code base does not
> > contain a widget that creates its own GdkWindows), but the advice is the
> > same for all criticals and warnings you get: Run in gdb with
> > G_DEBUG=fatal-warnings or G_DEBUG=fatal-criticals and once you hit the
> > one you're interested in, print a backtrace (make sure you have
> > GTK+ debugging symbols).
>
> So I have to recompile all my GTK libs to get debugging symbols?

Depends, lots of distributions offer -dev packages with debugging
symbols.

> I have some hope that that problem may vanish with GTK 3.20 -- but not
> too much, because it seems to be never reported to bugzilla.

FWIW I can reproduce the issue with 3.20 but not with master.