java.lang.NullPointerException

Oracle Community | 843797 | 2 decades ago
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  1. 0

    Hashtable Exception

    Oracle Community | 2 decades ago | 807582
    java.lang.NullPointerException
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    Hashtable Exception

    Oracle Community | 2 decades ago | 843797
    java.lang.NullPointerException
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Root Cause Analysis

  1. java.lang.NullPointerException

    No message provided

    at java.util.Hashtable.get()
  2. Java RT
    EventDispatchThread.run
    1. java.util.Hashtable.get(Unknown Source)
    2. java.awt.Component.getFontMetrics(Unknown Source)
    3. javax.swing.text.WrappedPlainView.updateMetrics(Unknown Source)
    4. javax.swing.text.WrappedPlainView.setSize(Unknown Source)
    5. javax.swing.plaf.basic.BasicTextUI$RootView.setSize(Unknown Source)
    6. javax.swing.plaf.basic.BasicTextUI.modelToView(Unknown Source)
    7. javax.swing.text.DefaultCaret.repaintNewCaret(Unknown Source)
    8. javax.swing.text.DefaultCaret$1.run(Unknown Source)
    9. java.awt.event.InvocationEvent.dispatch(Unknown Source)
    10. java.awt.EventQueue.dispatchEvent(Unknown Source)
    11. java.awt.EventDispatchThread.pumpOneEventForHierarchy(Unknown Source)
    12. java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown Source)
    13. java.awt.EventDispatchThread.pumpEvents(Unknown Source)
    14. java.awt.EventDispatchThread.run(Unknown Source)
    14 frames