[Gambas-user] Signal 11 problem.. gbx2 info...

[Benoit Minisini]

On mardi 10 avril 2007, sbungay wrote:
>    Results of gdb are attached.
>
> Benoit Minisini wrote:
> > On mardi 10 avril 2007, sbungay wrote:
> >>Laurent Carlier wrote:
> >>>On Tuesday 10 April 2007 20:02:14 Stephen Bungay wrote:
> >>>>I have an application which makes use of drag and drop and occasionally
> >>>>Gambas fails (entire compiled app vanishes from the screen with no
> >>>> error message) with a signal 11 while performing drag and drop
> >>>> operations. I have not been able to ascertain any kind of pattern to
> >>>> the failures. The application might perform wonderfully for three or
> >>>> four drag & drops and suddenly fail on the initiation of a drag or on
> >>>> the drop event. Has anyone else experienced failures of this type when
> >>>> using drag & drop?
> >>>>
> >>>>I'm using gambas 1.9.47 on FC5 and FC6.
> >>>>
> >>>>Steve.
> >>>
> >>>Can you reproduce the failure with the drag and drop example ?
> >>>
> >>>Otherwise can you run the project inside gdb and post the backtrace ? or
> >>>post the project ....
> >>>
> >>>Thanks !
> >>
> >>   I have not tried reproduce the problem within the drag and drop
> >>example. I will do so, a question to you  Laurent; by "run the project
> >>inside the gdb" do you mean load gambas up in gambas, run it and then
> >>load the app in that?
> >
> > First, you must tell your shell to allow coredumps with the following
> > command: $ ulimit -c 32000
> >
> > Then you can run the drag & drop program inside this shell, until you
> > succeed in crashing it.
> >
> > Then you will get a core dump file named core.XXXX where XXXX is the
> > process id of the crashed program.
> >
> > Then you can run gdb on it to find where it crashed, this way:
> >
> > $ gdb /usr/bin/gbx2 core.XXXX
> > ...
> >
> > gdb will tell you exactly where the program crashed. Send me this
> > information!
> >
> > Regards,

I forgot to tell you to run the 'bt' command in gdb so that you get the stack 
trace. This is what I need.

Regards,

-- 
Benoit Minisini