java.lang.NullPointerException

Coderanch | David Harkness | 1 decade ago
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  1. 0

    Trouble with subclassing??

    Coderanch | 1 decade ago | David Harkness
    java.lang.NullPointerException
  2. 0

    Trouble with subclassing??

    Coderanch | 1 decade ago | Stephen Huey
    java.lang.NullPointerException:

    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at ListNode.InsertAfter()
    2. Unknown
      NameList.main
      1. ListNode.InsertAfter(ListNode.java:10)
      2. NameList.AddToFront(NameList.java:55)
      3. NameList.Insert(NameList.java:36)
      4. NameList.main(NameList.java:102)
      4 frames