ScheduledBreak: synchronisation check

dream/simulation/ScheduledBreak.py

@@ -95,8 +95,9 @@ class ScheduledBreak(ObjectInterruption):
                     # if SkilledRouter waits for the station to finish, send this signal to this router
                     from Globals import G
                     from dream.simulation.SkilledOperatorRouter import SkilledRouter
-                    if G.RouterList[0].__class__ is SkilledRouter:
-                        if station.id in G.RouterList[0].expectedFinishSignalsDict.keys():
+                    if G.RouterList[0].__class__ is SkilledRouter and \
+                            station.id in G.RouterList[0].expectedFinishSignalsDict.keys() and \
+                            not G.RouterList[0].expectedFinishSignalsDict[station.id].triggered:
                         self.sendSignal(receiver=G.RouterList[0], signal=G.RouterList[0].expectedFinishSignalsDict[station.id],
                                             sender=station)
                 if self.victim.schedule: