java.lang.NullPointerException

Coderanch | roni suvanto | 1 decade ago
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    NullPointerException - could somebody explain why ?

    Coderanch | 1 decade ago | roni suvanto
    java.lang.NullPointerException

    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at Yearclass.ask()
    2. Unknown
      Register.main
      1. Yearclass.ask(Register.java:103)
      2. Register.main(Register.java:7)
      2 frames