java.lang.NullPointerException

Coderanch | Andrew Evans | 6 years ago
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    Sudoku grid shading

    Coderanch | 6 years ago | Andrew Evans
    java.lang.NullPointerException

    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at Gui.<init>()
    2. Unknown
      Gui.<init>
      1. Gui.<init>(Gui.java:78)
      1 frame