java.lang.NullPointerException

Stack Overflow | user3454162 | 3 years ago
  1. 0

    Substance look and feel not working

    Stack Overflow | 3 years ago | user3454162
    java.lang.NullPointerException
  2. 0

    swing LAF trouble

    Stack Overflow | 3 years ago | defusioner
    java.lang.NullPointerException
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    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at org.pushingpixels.substance.internal.utils.SubstanceColorUtilities.getDefaultBackgroundColor()
    2. org.pushingpixels.substance
      SubstancePanelUI.installDefaults
      1. org.pushingpixels.substance.internal.utils.SubstanceColorUtilities.getDefaultBackgroundColor(SubstanceColorUtilities.java:823)
      2. org.pushingpixels.substance.internal.utils.SubstanceColorUtilities.getBackgroundFillColor(SubstanceColorUtilities.java:726)
      3. org.pushingpixels.substance.internal.ui.SubstancePanelUI.installDefaults(SubstancePanelUI.java:73)
      3 frames
    3. Java RT
      JFrame.<init>
      1. javax.swing.plaf.basic.BasicPanelUI.installUI(Unknown Source)
      2. javax.swing.JComponent.setUI(Unknown Source)
      3. javax.swing.JPanel.setUI(Unknown Source)
      4. javax.swing.JPanel.updateUI(Unknown Source)
      5. javax.swing.JPanel.<init>(Unknown Source)
      6. javax.swing.JPanel.<init>(Unknown Source)
      7. javax.swing.JPanel.<init>(Unknown Source)
      8. javax.swing.JRootPane.createGlassPane(Unknown Source)
      9. javax.swing.JRootPane.<init>(Unknown Source)
      10. javax.swing.JFrame.createRootPane(Unknown Source)
      11. javax.swing.JFrame.frameInit(Unknown Source)
      12. javax.swing.JFrame.<init>(Unknown Source)
      12 frames
    4. substanceLookNFeel
      Walkthrough$1.run
      1. substanceLookNFeel.Walkthrough.<init>(Walkthrough.java:11)
      2. substanceLookNFeel.Walkthrough$1.run(Walkthrough.java:31)
      2 frames
    5. Java RT
      EventDispatchThread.run
      1. java.awt.event.InvocationEvent.dispatch(Unknown Source)
      2. java.awt.EventQueue.dispatchEventImpl(Unknown Source)
      3. java.awt.EventQueue.access$400(Unknown Source)
      4. java.awt.EventQueue$3.run(Unknown Source)
      5. java.awt.EventQueue$3.run(Unknown Source)
      6. java.security.AccessController.doPrivileged(Native Method)
      7. java.security.ProtectionDomain$1.doIntersectionPrivilege(Unknown Source)
      8. java.awt.EventQueue.dispatchEvent(Unknown Source)
      9. java.awt.EventDispatchThread.pumpOneEventForFilters(Unknown Source)
      10. java.awt.EventDispatchThread.pumpEventsForFilter(Unknown Source)
      11. java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown Source)
      12. java.awt.EventDispatchThread.pumpEvents(Unknown Source)
      13. java.awt.EventDispatchThread.pumpEvents(Unknown Source)
      14. java.awt.EventDispatchThread.run(Unknown Source)
      14 frames