`twittering-ensure-connection-method' displays an error message.

* twittering-mode.el: `twittering-ensure-connection-method'
displays an error message if no connection methods available.
(twittering-ensure-connection-method): display an error message if
no connection methods are available.
(twittering-visit-timeline): do not display an error message if no
connection methods are available.

ChangeLog

@@ -37,6 +37,13 @@
 	(twittering-ensure-connection-method): return correct value in the
 	case with compromise.
 
+	* twittering-mode.el: `twittering-ensure-connection-method'
+	displays an error message if no connection methods available.
+	(twittering-ensure-connection-method): display an error message if
+	no connection methods are available.
+	(twittering-visit-timeline): do not display an error message if no
+	connection methods are available.
+
 2011-06-21  Takashi Masuda  <masutaka@nifty.com>
 
 	* twittering-mode.el: Add text properties to "%C".

twittering-mode.el

@@ -1086,6 +1086,7 @@ Return nil if no connection methods are available with a compromise."
       (twittering-update-mode-line)
       (twittering-ensure-connection-method order table))
      (t
+      (message "No connection methods are available.")
       nil))))
 
 (defun twittering-make-http-request (method header-list host port path query-parameters post-body use-ssl)
@@ -7562,7 +7563,6 @@ entry in `twittering-edit-skeleton-alist' are performed.")
       (when timeline-spec
 	(switch-to-buffer (twittering-get-managed-buffer timeline-spec)))))
    (t
-    (message "No connection methods are available.")
     nil)))
 
 (defun twittering-friends-timeline ()