Fix gnus-group-get-new-news-this-group on group with closed server

* lisp/gnus/nnimap.el (nnimap-change-group): Lookup server
method and pass to nnimap-open-server.

diff --git a/lisp/gnus/nnimap.el b/lisp/gnus/nnimap.el
index c285befc760369dcf68ba51bf079c7149d751470..130658cd367f443b95d7642602fac2673e3363d9 100644 (file)
--- a/lisp/gnus/nnimap.el
+++ b/lisp/gnus/nnimap.el
@@ -1831,7 +1831,9 @@ Return the server's response to the SELECT or EXAMINE command."
   (let ((open-result t))
     (when (and server
               (not (nnimap-server-opened server)))
-      (setq open-result (nnimap-open-server server nil no-reconnect)))
+      (let ((method (gnus-server-to-method server)))
+       (setq open-result (nnimap-open-server (nth 1 method) (nthcdr 2 method)
+                                             no-reconnect))))
     (cond
      ((not open-result)
       nil)