X-Git-Url: http://git.chise.org/gitweb/?a=blobdiff_plain;f=lisp%2Fgnus-dup.el;h=a385d0abf3a0c06746d95db60e448b1d5fad5492;hb=e5ab2b48c63f436bb8222caa5e6aa63df093d1f2;hp=a2b5544b0dc1f3af01b68675e61ba14a827fa684;hpb=55646ddea0f0dd454c3bb1397e68853bc13bb43e;p=elisp%2Fgnus.git-

diff --git a/lisp/gnus-dup.el b/lisp/gnus-dup.el
index a2b5544..a385d0a 100644
--- a/lisp/gnus-dup.el
+++ b/lisp/gnus-dup.el
@@ -154,7 +154,8 @@ seen in the same session."
 
 (defun gnus-dup-unsuppress-article (article)
   "Stop suppression of ARTICLE."
-  (let ((id (mail-header-id (gnus-data-header (gnus-data-find article)))))
+  (let* ((header (gnus-data-header (gnus-data-find article)))
+	 (id     (when header (mail-header-id header))))
     (when id
       (setq gnus-dup-list-dirty t)
       (setq gnus-dup-list (delete id gnus-dup-list))