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via Coderanch by David Harkness, 1 year ago
This exception has no message.
java.lang.NullPointerException: 	at ListNode.InsertAfter(ListNode.java:10)	at NameList.AddToFront(NameList.java:55)	at NameList.Insert(NameList.java:36)	at NameList.main(NameList.java:102)