--- a/runtime/PLCObject.py	Fri Jul 22 12:14:52 2022 +0200
+++ b/runtime/PLCObject.py	Tue Aug 02 11:50:54 2022 +0200
@@ -730,7 +730,7 @@
                 return self.DebugToken
         else:
             self._suspendDebug(True)
-        return None
+        return 4 # DEBUG_SUSPENDED
 
     def _TracesSwap(self):
         self.LastSwapTrace = time()