Subject: Re: bug#8789: 23.3; debug backtrace buffer changes window on step-through

From: martin rudalics <[email-masked]>
Date: Thu, 20 Sep 2012 15:50:37 +0200

> emacs -Q
 >
 > M-x load-file MARTIN-debug.elc
 >
 > M-x load-library files.el
 >
 > M-x debug-on-entry file-name-nondirectory
 >
 > C-x 4 f ; or something else, to enter the debugger
 >
 > In the debugger: hit `e' and enter `last-command', to evaluate that variable.
 >
 > I get this error:
 >
 > call-interactively: Wrong type argument: stringp, nil
 >
 > You should be able to evaluate a variable using `e' in the debugger.

My bad.  I inadvertently removed an assignment in `debug'.  Should work
now as before.  You can pick the change here:

http://bzr.savannah.gnu.org/lh/emacs/trunk/revision/110113

Thanks, martin