Hi folks,

after downloading and installing 5.6.24 I can´t start gnus any more. After
going back to 5.6.23 everything is fine, so I think my setup is ok. The
backtrace is :

Signaling: (error "Invalid (FSF Emacs) key format (see doc of define-key)" M-tab)
  define-key(#<keymap 12 entries 0x11a5> [M-tab] gnus-topic-unindent)
  gnus-define-keys-1(gnus-topic-mode-map ("=" gnus-topic-select-group " " gnus-topic-select-group " " gnus-topic-read-group " " gnus-topic-kill-group " " gnus-topic-yank-group "ç" gnus-topic-get-new-news-this-topic "AT" gnus-topic-list-active "Gp" gnus-topic-edit-parameters "#" gnus-topic-mark-topic "£" gnus-topic-unmark-topic [tab] gnus-topic-indent [M-tab] gnus-topic-unindent gnus-mouse-2 gnus-mouse-pick-topic))
  byte-code("ÀÁ!¬‚ Á B ÀÄ!¬‚Â Ä B 	¬’Å  ÆÁÇ\"ˆÆÈÉ\"ˆÆÊË\"ˆÂ‡" [boundp gnus-topic-mode-map nil current-load-list gnus-group-topic-map make-sparse-keymap gnus-define-keys-1 ("=" gnus-topic-select-group " " gnus-topic-select-group " " gnus-topic-read-group " " gnus-topic-kill-group " " gnus-topic-yank-group "ç" gnus-topic-get-new-news-this-topic "AT" gnus-topic-list-active "Gp" gnus-topic-edit-parameters "#" gnus-topic-mark-topic "£" gnus-topic-unmark-topic [tab] gnus-topic-indent [M-tab] gnus-topic-unindent gnus-mouse-2 gnus-mouse-pick-topic) (gnus-group-topic-map "T" gnus-group-mode-map) ("#" gnus-topic-mark-topic "£" gnus-topic-unmark-topic "n" gnus-topic-create-topic "m" gnus-topic-move-group "D" gnus-topic-remove-group "c" gnus-topic-copy-group "h" gnus-topic-hide-topic "s" gnus-topic-show-topic "M" gnus-topic-move-matching "C" gnus-topic-copy-matching "	" gnus-topic-indent [tab] gnus-topic-indent "r" gnus-topic-rename "" gnus-topic-delete [delete] gnus-topic-delete "h" g
 n!
!
!
!
!
us-topic-toggle-display-empty-topics) (gnus-topic-sort-map "S" gnus-group-topic-map) ("s" gnus-topic-sort-groups "a" gnus-topic-sort-groups-by-alphabet "u" gnus-topic-sort-groups-by-unread "l" gnus-topic-sort-groups-by-level "v" gnus-topic-sort-groups-by-score "r" gnus-topic-sort-groups-by-rank "m" gnus-topic-sort-groups-by-method)] 3)
  load-internal("gnus-topic" nil nil nil nil nil)
  load("gnus-topic" nil nil nil)
  gnus-topic-mode()
  run-hooks(gnus-topic-mode)
  apply(run-hooks gnus-topic-mode)
  gnus-run-hooks(gnus-group-mode-hook)
  gnus-group-mode()
  gnus-group-setup-buffer()
  gnus-group-list-groups(nil)
  byte-code(" ¬ˆ	¬… ˆªÂÃÄ!ˆÅ  !    ¬„ 	«ƒÊ ˆ  «ˆÌ ˆÍÎÏ\"ˆÐÑ   #ˆÃÓ!ˆÔ ˆÕ  !ˆÖ ˆ×Ø!ˆÙ ˆÃÚ!ˆÑ‡" [dont-connect did-connect gnus-group-quit gnus-run-hooks gnus-startup-hook gnus-make-newsrc-file gnus-startup-file gnus-current-startup-file gnus-slave gnus-use-dribble-file gnus-dribble-read-file gnus-use-grouplens bbb-login add-hook gnus-summary-mode-hook gnus-grouplens-mode gnus-setup-news nil level gnus-setup-news-hook gnus-start-draft-setup gnus-group-list-groups gnus-group-first-unread-group gnus-configure-windows group gnus-group-set-mode-line gnus-started-hook] 4)
  gnus-1(nil nil nil)
  gnus()
  command-line-do-funcall("-f")
  command-line-1()
  command-line()
  normal-top-level()

Any help is appreciated

cheerio
	Jerry