[gtkmm] Re: Re: Glib-GObject-Warning invalid cast null to unknown error

["Vishal Modak" <whizvish80 rediffmail com>]

On Mon, 24 Feb 2003 Padraig O'Briain wrote :
> If you run your program in a debugger and put a break point in 
> g_log you will
> see where the messages are coming from.
>
> Padraig
>
>
> > hi
> >
> > i am trying to create a static executable using gtkmm-2.0.2,
> > gtk-2.0.6, glib-2.0.9, libsigc++-1.2
> >
> > the static build gave no errors...but when i run the program 
> on my
> > machine.. locally...it gives me these error
> >
> > (process 6231): GLIB-Object-Warning ** invalid cast from 
> `(null)`
> > to `<unknown>`
> >
> > (process 6231): GLIB-Object-Warning ** file gobject.c line 
> 1325
> > (g_object_set_qdata); assertion `G_IS_OBJECT` (object) 
> failed
> >
> > (process 6231): GLIB-Object-Warning ** invalid cast from 
> `(null)`
> > to `<unknown>`
> >
> > (process 6231): GLIB-Object-Warning ** file gobject.c line 
> 1358
> > (g_object_set_qdata_full); assertion `G_IS_OBJECT` (object)
> > failed
> >
> > (process 6231): GLIB-Object-Warning ** invalid cast from 
> `(null)`
> > to `<unknown>`
> >
> > (process 6231): GLIB-Object-Warning ** file gobject.c line 
> 1347
> > (g_object_steal_qdata); assertion `G_IS_OBJECT` (object) 
> failed
> >
> > it looks like i am passing null pointer..? how do i know
> > where..?
> > can anybody what exactly this means..?
> > what should i do to solve this
> >

hi
thanks for answering my question

can u explain to me what might be the possible reasons for such an 
error
since this is coming from the main..where i create the object of 
my helloworld class

Gtk::Main::run(helloworld);




Regards
Vishal Modak
Dept. of Computer and Information Science
Univ. Of South Alabama
Mobile, AL