erase customization does not work

[Martin Buchmann]

Symptoms:

If i choose 'erase customization' in a customization buffer i get the
following message:

widget-apply: Symbol's function definition is void: nil

If emacs crashed, and you have the emacs process in the gdb debugger,
please include the output from the following gdb commands:
    `bt full' and `xbacktrace'.
If you would like to further debug the crash, please read the file
/Applications/Emacs.app/Contents/Resources/etc/DEBUG for instructions.


In GNU Emacs 22.0.50.1 (powerpc-apple-darwin8.3.0)
 of 2005-11-07 on metallw08.timewe.uni-jena.de
X server distributor `Apple Computers', version 10.4.3
configured using `configure '--without-x' '--prefix=/usr/local''

Important settings:
  value of $LC_ALL: de_DE.UTF-8
  value of $LC_COLLATE: nil
  value of $LC_CTYPE: nil
  value of $LC_MESSAGES: nil
  value of $LC_MONETARY: nil
  value of $LC_NUMERIC: nil
  value of $LC_TIME: nil
  value of $LANG: de_DE.UTF-8
  locale-coding-system: utf-8
  default-enable-multibyte-characters: t

Major mode: Fundamental

Minor modes in effect:
  TeX-PDF-mode: t
  encoded-kbd-mode: t
  tabbar-mode: t
  recentf-mode: t
  iswitchb-mode: t
  msb-mode: t
  show-paren-mode: t
  tooltip-mode: t
  auto-compression-mode: t
  tool-bar-mode: t
  mouse-wheel-mode: t
  menu-bar-mode: t
  global-font-lock-mode: t
  font-lock-mode: t
  blink-cursor-mode: t
  unify-8859-on-encoding-mode: t
  utf-translate-cjk-mode: t
  column-number-mode: t
  line-number-mode: t
  transient-mark-mode: t
  abbrev-mode: t

Recent input:
s <return> <help-echo> <help-echo> <help-echo> <help-echo> 
<help-echo> <help-echo> <menu-bar> <help-menu> <report-emacs-bug> 
C-g <menu-bar> <help-menu> <emacs-problems> <next> 
<next> <next> <next> <next> <end> <prior> <prior> <prior> 
<prior> <prior> <home> <help-echo> <tool-bar> <kill-buffer> 
<help-echo> <help-echo> <help-echo> M-x c u s o <backspace> 
t m i <backspace> <backspace> o m i z e - g r o <tab> 
<return> A U C <tab> <return> <wheel-down> <double-wheel-down> 
<triple-wheel-down> <triple-wheel-down> <triple-wheel-down> 
<triple-wheel-down> <triple-wheel-down> <triple-wheel-down> 
<triple-wheel-down> <triple-wheel-down> <triple-wheel-down> 
<triple-wheel-down> <triple-wheel-down> <triple-wheel-down> 
<triple-wheel-down> <triple-wheel-down> <triple-wheel-down> 
<triple-wheel-down> <triple-wheel-down> <wheel-down> 
<double-wheel-down> <triple-wheel-down> <triple-wheel-down> 
<help-echo> <down-mouse-1> <mouse-1> <help-echo> <help-echo> 
<down-mouse-1> <mouse-1> <f6> <f6> <down-mouse-1> <mouse-movement> 
<mouse-movement> <drag-mouse-1> M-w <menu-bar> <help-menu> 
<report-emacs-bug>

Recent messages:
Mark set [2 times]
Creating customization items...
Creating group...
Creating group members... 92%
Creating group magic...
Creating group state...
Creating group... done
Creating customization items ...done
Resetting customization items...done
Creating customization setup...done
widget-apply: Symbol's function definition is void: nil