java.lang.NullPointerException

Stack Overflow | noon hijazi | 3 weeks ago
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Root Cause Analysis

  1. java.lang.NullPointerException

    No message provided

    at java.awt.Container.addImpl()
  2. Java RT
    Container.add
    1. java.awt.Container.addImpl(Container.java:1093)
    2. java.awt.Container.add(Container.java:1005)
    3. javax.swing.JFrame.addImpl(JFrame.java:567)
    4. java.awt.Container.add(Container.java:417)
    4 frames
  3. cc
    cc.main
    1. cc.cc.<init>(cc.java:28)
    2. cc.cc.main(cc.java:34)
    2 frames