java.lang.IllegalArgumentException: cannot add to layout: constraints must be a GridBagConstraint

Coderanch | Abu Nene | 7 years ago
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    Root Cause Analysis

    1. java.lang.IllegalArgumentException

      cannot add to layout: constraints must be a GridBagConstraint

      at java.awt.GridBagLayout.addLayoutComponent()
    2. Java RT
      EventDispatchThread.run
      1. java.awt.GridBagLayout.addLayoutComponent(Unknown Source)
      2. java.awt.Container.addImpl(Unknown Source)
      3. java.awt.Container.add(Unknown Source)
      4. javax.swing.plaf.basic.BasicToolBarUI$FrameListener.windowClosing(Unknown Source)
      5. java.awt.Window.processWindowEvent(Unknown Source)
      6. javax.swing.JFrame.processWindowEvent(Unknown Source)
      7. java.awt.Window.processEvent(Unknown Source)
      8. java.awt.Component.dispatchEventImpl(Unknown Source)
      9. java.awt.Container.dispatchEventImpl(Unknown Source)
      10. java.awt.Window.dispatchEventImpl(Unknown Source)
      11. java.awt.Component.dispatchEvent(Unknown Source)
      12. java.awt.EventQueue.dispatchEvent(Unknown Source)
      13. java.awt.EventDispatchThread.pumpOneEventForFilters(Unknown Source)
      14. java.awt.EventDispatchThread.pumpEventsForFilter(Unknown Source)
      15. java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown Source)
      16. java.awt.EventDispatchThread.pumpEvents(Unknown Source)
      17. java.awt.EventDispatchThread.pumpEvents(Unknown Source)
      18. java.awt.EventDispatchThread.run(Unknown Source)
      18 frames