staaaaaack

Exception in thread "LWJGL Application" java.lang.NullPointerException
	at com.game.OperationTable.EditOperation(OperationTable.java:66)
	at com.game.OperationTable$1.touchDown(OperationTable.java:56)
	at com.badlogic.gdx.scenes.scene2d.InputListener.handle(InputListener.java:56)
	at com.badlogic.gdx.scenes.scene2d.Actor.notify(Actor.java:181)
	at com.badlogic.gdx.scenes.scene2d.Actor.fire(Actor.java:152)
	at com.badlogic.gdx.scenes.scene2d.Stage.touchDown(Stage.java:282)
	at com.badlogic.gdx.InputMultiplexer.touchDown(InputMultiplexer.java:90)
	at com.badlogic.gdx.backends.lwjgl.LwjglInput.processEvents(LwjglInput.java:329)
	at com.badlogic.gdx.backends.lwjgl.LwjglApplication.mainLoop(LwjglApplication.java:215)
	at com.badlogic.gdx.backends.lwjgl.LwjglApplication$1.run(LwjglApplication.java:124)