java.lang.ClassCastException: java.util.HashMap$1

Coderanch | Rob Keefer | 2 decades ago
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    Casting HashMap.keySet()

    Coderanch | 2 decades ago | Rob Keefer
    java.lang.ClassCastException: java.util.HashMap$1

    Root Cause Analysis

    1. java.lang.ClassCastException

      java.util.HashMap$1

      at Statistics.main()
    2. Unknown
      Statistics.main
      1. Statistics.main(Statistics.java:27)
      1 frame