java.lang.NullPointerException

This exception has no message.

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One of the variables you're using is set to Null or you're passing a Null value to a method expecting another kind of value

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Solutions on the web123955

  • via Terracotta by unnutz, 1 year ago
    This exception has no message.
  • This exception has no message.
  • This exception has no message.
  • Stack trace

    • java.lang.NullPointerException at Person.getName(Person.java:208) at FamilyTree.display(FamilyTree.java:48) at Main.main(Main.java:59)

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