fix the fix

template/qtgui/nsmclient.py

@@ -463,7 +463,7 @@ class NSMClient(object):
             replyToOpen.add_arg("{} is opened or created".format(self.prettyName))
             self.sock.sendto(replyToOpen.build(), self.nsmOSCUrl)
         else:
-            raise ValueError("Unexpected message path after announce: {} {}".format((msg.oscpath, msg.params)))            
+            raise ValueError("Unexpected message path after announce: {}".format((msg.oscpath, msg.params)))
 
     def announceGuiVisibility(self, isVisible):
         message = "/nsm/client/gui_is_shown" if isVisible else "/nsm/client/gui_is_hidden"