Re: "force quit" dialog popping up during certain activities

[drago01 <drago01 gmail com>]

On Thu, Sep 17, 2015 at 2:00 PM, Rui Tiago Cação Matos
<tiagomatos gmail com> wrote:
> On Sun, Sep 13, 2015 at 7:24 PM, Josh Stratton <strattonbrazil gmail com> wrote:
> > I'm going to start investigating what criteria brings this dialog up,
>
> The dialog is triggered if the application advertises support for the
> _NET_WM_PING protocol but then doesn't reply in time, see the wm
> spec[1] .
>
> [1] http://standards.freedesktop.org/wm-spec/wm-spec-latest.html#idm140200472543696
>
> > but is
> > there some way I disable this dialog?
>
> There's no supported way to disable it. Mutter uses the zenity command
> to put up that dialog, so if you can hide that command from mutter or
> make it non-executable, the dialog won't be launched but be aware that
> this is an implementation detail and might change without notice so
> you can't rely on it.
>
> Please get the application fixed or file a bug for mutter if you have
> evidence that mutter isn't complying with the _NET_WM_PING protocol.

This sounds like the app (DOTA 2) is doing excessive work (i/o) in the
main thread (like loading files from disk) and can't reply to the ping
request while doing so because its stuck waiting for the i/o to
complete.
So you should probably file a bug on there github instance.