Fix errors on quit.

deluge/ui/gtkui/signals.py

@@ -61,7 +61,10 @@ class Signals(component.Component):
             self.config_value_changed)
     
     def stop(self):
-        self.receiver.shutdown()
+        try:
+            self.receiver.shutdown()
+        except:
+            pass
         
     def torrent_added_signal(self, torrent_id):
         log.debug("torrent_added signal received..")

deluge/ui/gtkui/statusbar.py

@@ -148,9 +148,13 @@ class StatusBar(component.Component):
     
     def stop(self):
         # When stopped, we just show the not connected thingy
-        self.remove_item(self.connections_item)
-        self.remove_item(self.download_item)
-        self.remove_item(self.upload_item)
+        try:
+            self.remove_item(self.connections_item)
+            self.remove_item(self.download_item)
+            self.remove_item(self.upload_item)
+            self.remove_item(self.not_connected_item)
+        except:
+            pass
         self.show_not_connected()
         
     def show_not_connected(self):