bug#1077: 23.0.60; x-create-frame: (wrong-type-argument number-or-marker-p nil)

[Eli Zaretskii]

> Date: Wed, 01 Dec 2010 10:58:59 +0100
> From: martin rudalics <rudalics@gmx.at>
> CC: drew.adams@oracle.com, 1077@debbugs.gnu.org
> 
>  >> I still don't get it why a condition_case can't handle such an error.
>  >
>  > Because part of the recipe is to set debug-on-error non-nil?
> 
> Probably.  But what is `debug-on-error' good for when Emacs crashes?

Absolutely nothing.  However, `debug-on-error' doesn't know that Emacs
is about to crash, so it doesn't know that it's no good.