Catch and log ReactorNotRunning when stopping reactor in gtk

deluge/ui/gtkui/gtkui.py

@@ -289,7 +289,7 @@ class GtkUI(object):
             def on_dialog_response(response):
                 if response != gtk.RESPONSE_YES:
                     # The user does not want to turn Classic Mode off, so just quit
-                    reactor.stop()
+                    self.mainwindow.quit()
                     return
                 # Turning off classic_mode
                 self.config["classic_mode"] = False

deluge/ui/gtkui/ipcinterface.py

@@ -151,7 +151,7 @@ class IPCInterface(component.Component):
     def connect_failed(self, args):
         # This gets called when we're unable to do a connectUNIX to the ipc
         # socket.  We'll delete the lock and socket files and start up Deluge.
-        #reactor.stop()
+
         socket = os.path.join(deluge.configmanager.get_config_dir("ipc"), "deluge-gtk")
         if os.path.exists(socket):
             try:

deluge/ui/gtkui/mainwindow.py

@@ -45,6 +45,7 @@ import deluge.component as component
 from deluge.configmanager import ConfigManager
 from deluge.ui.gtkui.ipcinterface import process_args
 from twisted.internet import reactor, defer
+from twisted.internet.error import ReactorNotRunning
 
 import deluge.common
 import common
@@ -165,7 +166,10 @@ class MainWindow(component.Component):
             return client.disconnect()
 
         def stop_reactor(result):
-            return reactor.stop()
+            try:
+                reactor.stop()
+            except ReactorNotRunning:
+                log.debug("Attempted to stop the reactor but it is not running...")
 
         def log_failure(failure, action):
             log.error("Encountered error attempting to %s: %s" % \