bug#4861: 23.1.50; C-u C-x = signals an error: Unknown button type `help-face'

[Glenn Morris]

Sven Joachim wrote:

> Pressing C-u C-x = signals an error:

(Not everywhere, but eg at the start of the scratch buffer in emacs -Q.)

> | Debugger entered--Lisp error: (error "Unknown button type `help-face'")

It works fine after `(require help-mode)', so I suspect this change:

2009-10-21  Stefan Monnier  <monnier at iro.umontreal.ca>

    * help-fns.el: Don't require help-mode (to avoid bootstrap issues).

Don't know what the bootstrap issues were.