bug#17210: 24.3.50; help mode [back] link to a C-h b keybind listing fails with message "Current buffer is not in Help mode"

[Eli Zaretskii]

> Date: Tue, 08 Apr 2014 18:34:38 +0200
> From: martin rudalics <rudalics@gmx.at>
> CC: monnier@IRO.UMontreal.CA, ian@iankelling.org, 17210@debbugs.gnu.org, 
>  juri@jurta.org
> 
>  > If "back" doesn't get you back, then it isn't really a solution, is
>  > it?
> 
> My first conclusion was wrong.  "back" gets me the right buffer but it
> gives me different contents.

That is a different problem, and AFAIK it is not new: try the same in
Emacs from before your pixelwise resize changes, and I think you will
see the same behavior.

> and *Help* has 1637 lines.  Confusing.  I think I'll have to debug
> `describe-buffer-bindings' to find out what happens.

I think it simply describes bindings in another buffer (*Help* instead
of *scratch*).