Re: GLib-GObject-CRITICAL

["Paul Davis" <pjdavis engineering uiowa edu>]

On 2/27/07, Wätzold Plaum <waetzold_plaum yahoo de> wrote:
> Hello,
>
>  I've the following problem. My gtkmm-programm crashes while (i guess)
> returning to the main GUI loop. All my commands attatched to a button click
> are executed and then the programm crashes. Strangely when I comment some
> commands out the programm runs through allthough these lines are executed
> without any error when the crash happens. The Error Messages at the command
> line are:
>
>  BEGIN======
>
>  (mfpp_1.1:12226): GLib-GObject-CRITICAL **: g_object_unref: assertion
> `G_IS_OBJECT (object)' failed
>
>  (mfpp_1.1:12226): GLib-GObject-CRITICAL **: g_object_get_qdata: assertion
> `G_IS_OBJECT (object)' failed
>
>  (mfpp_1.1:12226): GLib-GObject-CRITICAL **: g_object_get_qdata: assertion
> `G_IS_OBJECT (object)' failed
>
>  (mfpp_1.1:12226): GLib-GObject-CRITICAL **: g_object_get_qdata: assertion
> `G_IS_OBJECT (object)' failed
>
>  (mfpp_1.1:12226): GLib-GObject-CRITICAL **: g_object_get_qdata: assertion
> `G_IS_OBJECT (object)' failed
>
>  (mfpp_1.1:12226): GLib-GObject-CRITICAL **: g_object_get_qdata: assertion
> `G_IS_OBJECT (object)' failed
>
>  (mfpp_1.1:12226): GLib-GObject-CRITICAL **: g_object_ref: assertion
> `G_IS_OBJECT (object)' failed
>
>  (mfpp_1.1:12226): GLib-GObject-CRITICAL **: g_object_ref: assertion
> `G_IS_OBJECT (object)' failed
>
>  [2]   segmentation fault      mfpp_1.1
>
>
>  END=======
>
>  Can You help me?
>
>  Best Regards,
>
>  Wätzold
>
>
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First random shot in the dark is that you're probably overwriting
memory somewhere that you shouldn't be.  Start looking for places
where you may have followed an invalid pointer or run of the ends of
an array.

If you still can't find it, send some code that compiles and exhibits
the problem.

HTH,
Paul Davis