bug#21643: 25.0.50; Error "<nil> <down-mouse-1> is undefined"

[Eli Zaretskii]

> Date: Fri, 09 Oct 2015 12:06:59 +0200
> From: martin rudalics <rudalics@gmx.at>
> CC: 21643@debbugs.gnu.org
> 
>  > Martin, this looks somewhat similar to the problem you solved the
>  > other day, whereby "M-x" echo would not be visible.  So maybe you
>  > could look into this as well, if you have time.
> 
> Should be fixed now.  The bug could be triggered only by giving the
> minibuffer height twice the height it had before.  It goes without
> saying that Drew succeeded.

Thanks.