java.lang.NullPointerException

Coderanch | filson sun | 6 years ago
tip
Click on the to mark the solution that helps you, Samebug will learn from it.
As a community member, you’ll be rewarded for you help.
  1. 0

    extends LinkedList,but use iterator warning that is null

    Coderanch | 6 years ago | filson sun
    java.lang.NullPointerException

    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at SD.main()
    2. Unknown
      SD.main
      1. SD.main(SD.java:15)
      1 frame