java.lang.NullPointerException

There are no available Samebug tips for this exception. Do you have an idea how to solve this issue? A short tip would help users who saw this issue last week.

  • null pointer json data
    via Stack Overflow by Andrew
    ,
  • sort string array in java
    via Stack Overflow by JohnH
    ,
  • Sorting array in java error
    via Stack Overflow by Taj Melic
    ,
    • java.lang.NullPointerException at java.lang.String.compareTo(Unknown Source) at java.lang.String.compareTo(Unknown Source) at java.util.Arrays.mergeSort(Unknown Source) at java.util.Arrays.sort(Unknown Source) at DecisionTree.calculateSplit(DecisionTree.java:135) at DecisionTree.<init>(DecisionTree.java:46) at FileChooser.createDecisionTree(FileChooser.java:194) at FileChooser.actionPerformed(FileChooser.java:53) at javax.swing.AbstractButton.fireActionPerformed(Unknown Source)

    Users with the same issue

    jshakiljshakil
    2 times, last one,
    Unknown visitor
    Unknown visitor1 times, last one,