Subject: bug#17170: 24.3.50; debug: Terminal 3 is locked, cannot read from it

From: Eli Zaretskii <[email-masked]>
Date: Wed, 02 Apr 2014 23:22:08 +0300

> From: Nicolas Richard <[email-masked]>
> Cc: Nicolas Richard <[email-masked]>,  [email-masked]
> Date: Wed, 02 Apr 2014 19:57:24 +0200
> 
> > Do you have debug-on-error set non-nil or something?
> 
> It is set to t.

I'm guessing that keeping it at nil will allow you to continue from
that error, instead of being stuck in an endless loop of recursive
editing.