Subject: bug#25313: (emacs:2734): Gtk-CRITICAL

From: Eli Zaretskii <[email-masked]>
Date: Sat, 31 Dec 2016 22:33:00 +0200

> Date: Sat, 31 Dec 2016 19:07:10 +0000 (UTC)
> From: Wei Jiang <[email-masked]>
> 
> I got error:
> (emacs:2734): Gtk-CRITICAL **: gtk_distribute_natural_allocation: assertion 'extra_space >= 0' failed
> sometimes. When I get, there a lot. But sometimes there are no error.

It's usually associated with some mode adding menu-bar items, so that
the menu bar is not completely visible.  See bug#22000.