java.lang.ClassCastException

java.util.HashSet cannot be cast to java.lang.Comparable

Solutions on the web19041

  • via twofoos.org by Unknown author, 1 year ago
    java.util.HashSet cannot be cast to java.lang.Comparable
  • via knowcoding.com by Unknown author, 1 year ago
    java.util.HashSet cannot be cast to java.lang.Comparable
  • java.util.HashSet cannot be cast to java.lang.Comparable
  • Stack trace

    • java.lang.ClassCastException: java.util.HashSet cannot be cast to java.lang.Comparable at java.util.PriorityQueue.siftUpComparable(PriorityQueue.java:652) at java.util.PriorityQueue.siftUp(PriorityQueue.java:647) at java.util.PriorityQueue.offer(PriorityQueue.java:344) at java.util.PriorityQueue.add(PriorityQueue.java:321) at attempt1.PQTest.main(PQTest.java:11)

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    Users with the same issue

    Unknown user
    Once, 1 year ago