diff --git a/src/Tor/TorManager.py b/src/Tor/TorManager.py
index 9b5b5ca0..ec483271 100644
--- a/src/Tor/TorManager.py
+++ b/src/Tor/TorManager.py
@@ -76,7 +76,7 @@ class TorManager(object):
 
     def setStatus(self, status):
         self.status = status
-        if "ui_server" in dir(sys.modules["main"]):
+        if "ui_server" in dir(sys.modules.get("main", {})):
             sys.modules["main"].ui_server.updateWebsocket()
 
     def startTor(self):