java.lang.NullPointerException

Stack Overflow | Gabe | 5 months ago
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Root Cause Analysis

  1. java.lang.NullPointerException

    No message provided

    at client.ClientGUI.display()
  2. client
    ClientGUI.lambda$start$1
    1. client.ClientGUI.display(ClientGUI.java:96)
    2. client.ClientController.display(ClientController.java:26)
    3. client.Client.connect(Client.java:34)
    4. client.ClientController.connect(ClientController.java:35)
    5. client.ClientGUI.lambda$start$1(ClientGUI.java:81)
    5 frames
  3. com.sun.javafx
    EventUtil.fireEvent
    1. com.sun.javafx.event.CompositeEventHandler.dispatchBubblingEvent(CompositeEventHandler.java:86)
    2. com.sun.javafx.event.EventHandlerManager.dispatchBubblingEvent(EventHandlerManager.java:238)
    3. com.sun.javafx.event.EventHandlerManager.dispatchBubblingEvent(EventHandlerManager.java:191)
    4. com.sun.javafx.event.CompositeEventDispatcher.dispatchBubblingEvent(CompositeEventDispatcher.java:59)
    5. com.sun.javafx.event.BasicEventDispatcher.dispatchEvent(BasicEventDispatcher.java:58)
    6. com.sun.javafx.event.EventDispatchChainImpl.dispatchEvent(EventDispatchChainImpl.java:114)
    7. com.sun.javafx.event.BasicEventDispatcher.dispatchEvent(BasicEventDispatcher.java:56)
    8. com.sun.javafx.event.EventDispatchChainImpl.dispatchEvent(EventDispatchChainImpl.java:114)
    9. com.sun.javafx.event.EventUtil.fireEventImpl(EventUtil.java:74)
    10. com.sun.javafx.event.EventUtil.fireEvent(EventUtil.java:54)
    10 frames
  4. javafx.event
    Event.fireEvent
    1. javafx.event.Event.fireEvent(Event.java:198)
    1 frame
  5. javafx.scene
    Scene$ScenePeerListener.mouseEvent
    1. javafx.scene.Scene$ClickGenerator.postProcess(Scene.java:3470)
    2. javafx.scene.Scene$ClickGenerator.access$8100(Scene.java:3398)
    3. javafx.scene.Scene$MouseHandler.process(Scene.java:3766)
    4. javafx.scene.Scene$MouseHandler.access$1500(Scene.java:3485)
    5. javafx.scene.Scene.impl_processMouseEvent(Scene.java:1762)
    6. javafx.scene.Scene$ScenePeerListener.mouseEvent(Scene.java:2494)
    6 frames
  6. com.sun.javafx
    GlassViewEventHandler$MouseEventNotification.run
    1. com.sun.javafx.tk.quantum.GlassViewEventHandler$MouseEventNotification.run(GlassViewEventHandler.java:352)
    2. com.sun.javafx.tk.quantum.GlassViewEventHandler$MouseEventNotification.run(GlassViewEventHandler.java:275)
    2 frames
  7. Java RT
    AccessController.doPrivileged
    1. java.security.AccessController.doPrivileged(Native Method)
    1 frame
  8. com.sun.javafx
    GlassViewEventHandler.handleMouseEvent
    1. com.sun.javafx.tk.quantum.GlassViewEventHandler.lambda$handleMouseEvent$355(GlassViewEventHandler.java:388)
    2. com.sun.javafx.tk.quantum.QuantumToolkit.runWithoutRenderLock(QuantumToolkit.java:389)
    3. com.sun.javafx.tk.quantum.GlassViewEventHandler.handleMouseEvent(GlassViewEventHandler.java:387)
    3 frames
  9. com.sun.glass
    View.notifyMouse
    1. com.sun.glass.ui.View.handleMouseEvent(View.java:555)
    2. com.sun.glass.ui.View.notifyMouse(View.java:937)
    2 frames