Clear gnus-group-list when the newsrc-hashtb is recreated

* lisp/gnus/gnus-start.el (gnus-make-hashtable-from-newsrc-alist):
  This routine also happens when re-sorting groups; make sure we're
  clearing the group list.

1 files changed, 2 insertions, 1 deletions

diff --git a/lisp/gnus/gnus-start.el b/lisp/gnus/gnus-start.el
index 606155d741d..2f8a260bf13 100644
--- a/lisp/gnus/gnus-start.el
+++ b/lisp/gnus/gnus-start.el
@@ -1819,7 +1819,8 @@ The info element is shared with the same element of
   (let ((alist gnus-newsrc-alist)
         (ohashtb gnus-newsrc-hashtb)
         info method gname rest methods)
-    (setq gnus-newsrc-hashtb (gnus-make-hashtable (length alist)))
+    (setq gnus-newsrc-hashtb (gnus-make-hashtable (length alist))
+          gnus-group-list nil)
     (setq alist
           (setq gnus-newsrc-alist
                 (if (equal (caar gnus-newsrc-alist)