java.lang.NullPointerException

Stack Overflow | KennyFu | 5 months ago
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    How to fix NullPointerException in breath first search in java?

    Stack Overflow | 5 months ago | KennyFu
    java.lang.NullPointerException

    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at GraphAdjacentList.setEdge()
    2. Unknown
      GraphAdjacentListDemo.main
      1. GraphAdjacentList.setEdge(GraphAdjacentList.java:16)
      2. GraphAdjacentListDemo.main(GraphAdjacentDemo.java:52)
      2 frames