java.lang.NullPointerException
	at me.itzsomebody.radon.Radon.buildHierarchy(Radon.java:225)
	at me.itzsomebody.radon.Radon.buildHierarchy(Radon.java:234)
	at me.itzsomebody.radon.Radon.lambda$buildInheritance$2(Radon.java:245)
	at java.util.HashMap$Values.forEach(Unknown Source)
	at me.itzsomebody.radon.Radon.buildInheritance(Radon.java:245)
	at me.itzsomebody.radon.Radon.partyTime(Radon.java:66)
	at me.itzsomebody.radon.gui.RadonGUI$1.doInBackground(RadonGUI.java:220)
	at javax.swing.SwingWorker$1.call(Unknown Source)
	at java.util.concurrent.FutureTask.run(Unknown Source)
	at javax.swing.SwingWorker.run(Unknown Source)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at java.lang.Thread.run(Unknown Source)

 it just does this and shows the error "Error occured check the console"