diff --git a/src/BreakpointManager.py b/src/BreakpointManager.py
index 8925d8b..86857e4 100644
--- a/src/BreakpointManager.py
+++ b/src/BreakpointManager.py
@@ -45,5 +45,6 @@ class BreakpointManager:
         return score
 
     def HitWin(self):
-        return self.winB.GetScore() != 0
+        if self.winB:
+            return self.winB.GetScore() != 0