- self.session.openWithCallback(self.finishedEdit, TimerSanityConflict, timersanitycheck.getSimulTimerList())
+ simulTimerList = timersanitycheck.getSimulTimerList()
+ if simulTimerList is not None:
+ self.session.openWithCallback(self.finishedEdit, TimerSanityConflict, simulTimerList)