Hot fix : NullReferenceException on game exit

UOP1_Project/Assets/Scripts/UI/UIMenuManager.cs

 	private VoidEventChannelSO _startNewGameEvent = default;
 	[SerializeField]
 	private VoidEventChannelSO _continueGameEvent = default;
-	[SerializeField]
-	private VoidEventChannelSO _onGameExitEvent = default;
 
 
 
 		}
 
 	}
+	void testEvent()
+	{
+	}
 	void ConfirmStartNewGame()
 	{
 		_startNewGameEvent.RaiseEvent();
 		if (quitConfirmed)
 		{
 			Application.Quit();
-			_onGameExitEvent.OnEventRaised();
 		}
 		_mainMenuPanel.SetMenuScreen(_hasSaveData);
 

UOP1_Project/Assets/ScriptableObjects/EventChannels/OnGameExit.asset

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-  description: Raised when we exit the game

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