--- org-gnus.el.orig	2008-12-11 22:29:06.000000000 +0100
+++ org-gnus.el	2008-12-11 22:27:56.000000000 +0100
@@ -150,9 +150,9 @@
     (setq group (match-string 1 path)
 	  article (match-string 3 path))
     (when group
-      (setq group (substring-no-properties group)))
+      (setq group (org-substring-no-properties group)))
     (when article
-      (setq article (substring-no-properties article)))
+      (setq article (org-substring-no-properties article)))
     (org-gnus-follow-link group article)))
 
 (defun org-gnus-follow-link (&optional group article)
@@ -161,14 +161,14 @@
   (funcall (cdr (assq 'gnus org-link-frame-setup)))
   (if gnus-other-frame-object (select-frame gnus-other-frame-object))
   (when group
-    (setq group (substring-no-properties group)))
+    (setq group (org-substring-no-properties group)))
   (when article
-    (setq article (substring-no-properties article)))
+    (setq article (org-substring-no-properties article)))
   (cond ((and group article)
 	 (gnus-activate-group group t)
 	 (unless (gnus-group-read-group 1 nil group)
 	   ;; Try again with a bigger number of messages.
-	   (gnus-group-read-group (1- gnus-large-newsgroup) nil group))
+	   (gnus-group-read-group (1- (string-to-int gnus-large-newsgroup)) nil group))
 	 (gnus-summary-goto-article article nil t))
 	(group (gnus-group-jump-to-group group))))