JavaFx - 线程中的无限异常＆＃34; JavaFX应用程序线程＆＃34;显示java.lang.NullPointerException

时间：2016-08-04 07:20:34

标签： java javafx

我收到以下异常，甚至无法理解它出现在哪个地方。这意味着什么？

Exception in thread "JavaFX Application Thread" java.lang.NullPointerException
    at com.sun.javafx.text.PrismTextLayout.addTextRun(PrismTextLayout.java:755)
    at com.sun.javafx.text.GlyphLayout.addTextRun(GlyphLayout.java:140)
    at com.sun.javafx.text.GlyphLayout.breakRuns(GlyphLayout.java:210)
    at com.sun.javafx.text.PrismTextLayout.buildRuns(PrismTextLayout.java:770)
    at com.sun.javafx.text.PrismTextLayout.layout(PrismTextLayout.java:1021)
    at com.sun.javafx.text.PrismTextLayout.ensureLayout(PrismTextLayout.java:223)
    at com.sun.javafx.text.PrismTextLayout.getBounds(PrismTextLayout.java:246)
    at javafx.scene.text.Text.getLogicalBounds(Text.java:358)
    at javafx.scene.text.Text.impl_computeGeomBounds(Text.java:1168)
    at javafx.scene.Node.updateGeomBounds(Node.java:3556)
    at javafx.scene.Node.getGeomBounds(Node.java:3509)
    at javafx.scene.Node.getLocalBounds(Node.java:3457)
    at javafx.scene.Node.updateTxBounds(Node.java:3620)
    at javafx.scene.Node.getTransformedBounds(Node.java:3403)
    at javafx.scene.Parent.getChildTransformedBounds(Parent.java:1724)
    at javafx.scene.Parent.recomputeBounds(Parent.java:1516)
    at javafx.scene.Parent.impl_computeGeomBounds(Parent.java:1380)
    at javafx.scene.Node.updateGeomBounds(Node.java:3556)
    at javafx.scene.Node.getGeomBounds(Node.java:3509)
    at javafx.scene.Node.getLocalBounds(Node.java:3457)
    at javafx.scene.Node.updateTxBounds(Node.java:3620)
    at javafx.scene.Node.getTransformedBounds(Node.java:3403)
    at javafx.scene.Parent.getChildTransformedBounds(Parent.java:1724)
    at javafx.scene.Parent.updateCachedBounds(Parent.java:1588)
    at javafx.scene.Parent.recomputeBounds(Parent.java:1527)
    at javafx.scene.Parent.impl_computeGeomBounds(Parent.java:1380)
    at javafx.scene.layout.Region.impl_computeGeomBounds(Region.java:3078)
    at javafx.scene.Node.updateGeomBounds(Node.java:3556)
    at javafx.scene.Node.getGeomBounds(Node.java:3509)
    at javafx.scene.Node.getLocalBounds(Node.java:3457)
    at javafx.scene.Node.updateTxBounds(Node.java:3620)
    at javafx.scene.Node.getTransformedBounds(Node.java:3403)
    at javafx.scene.Parent.getChildTransformedBounds(Parent.java:1724)
    at javafx.scene.Parent.recomputeBounds(Parent.java:1516)
    at javafx.scene.Parent.impl_computeGeomBounds(Parent.java:1380)
    at javafx.scene.layout.Region.impl_computeGeomBounds(Region.java:3078)
    at javafx.scene.Node.updateGeomBounds(Node.java:3556)
    at javafx.scene.Node.getGeomBounds(Node.java:3509)
    at javafx.scene.Node.getLocalBounds(Node.java:3457)
    at javafx.scene.Node.updateTxBounds(Node.java:3620)
    at javafx.scene.Node.getTransformedBounds(Node.java:3403)
    at javafx.scene.Parent.getChildTransformedBounds(Parent.java:1724)
    at javafx.scene.Parent.recomputeBounds(Parent.java:1516)
    at javafx.scene.Parent.impl_computeGeomBounds(Parent.java:1380)
    at javafx.scene.layout.Region.impl_computeGeomBounds(Region.java:3078)
    at javafx.scene.Node.updateGeomBounds(Node.java:3556)
    at javafx.scene.Node.getGeomBounds(Node.java:3509)
    at javafx.scene.Node.computeLocalBounds(Node.java:3572)
    at javafx.scene.Node.updateLocalBounds(Node.java:3602)
    at javafx.scene.Node.getLocalBounds(Node.java:3463)
    at javafx.scene.Node.updateTxBounds(Node.java:3620)
    at javafx.scene.Node.getTransformedBounds(Node.java:3403)
    at javafx.scene.Parent.getChildTransformedBounds(Parent.java:1724)
    at javafx.scene.Parent.updateCachedBounds(Parent.java:1588)
    at javafx.scene.Parent.recomputeBounds(Parent.java:1527)
    at javafx.scene.Parent.impl_computeGeomBounds(Parent.java:1380)
    at javafx.scene.layout.Region.impl_computeGeomBounds(Region.java:3078)
    at javafx.scene.Node.updateGeomBounds(Node.java:3556)
    at javafx.scene.Node.getGeomBounds(Node.java:3509)
    at javafx.scene.Node.getLocalBounds(Node.java:3457)
    at javafx.scene.Node.updateTxBounds(Node.java:3620)
    at javafx.scene.Node.getTransformedBounds(Node.java:3403)
    at javafx.scene.Parent.getChildTransformedBounds(Parent.java:1724)
    at javafx.scene.Parent.recomputeBounds(Parent.java:1516)
    at javafx.scene.Parent.impl_computeGeomBounds(Parent.java:1380)
    at javafx.scene.layout.Region.impl_computeGeomBounds(Region.java:3078)
    at javafx.scene.Node.updateGeomBounds(Node.java:3556)
    at javafx.scene.Node.getGeomBounds(Node.java:3509)
    at javafx.scene.Node.getLocalBounds(Node.java:3457)
    at javafx.scene.Node.updateTxBounds(Node.java:3620)
    at javafx.scene.Node.getTransformedBounds(Node.java:3403)
    at javafx.scene.Parent.getChildTransformedBounds(Parent.java:1724)
    at javafx.scene.Parent.recomputeBounds(Parent.java:1516)
    at javafx.scene.Parent.impl_computeGeomBounds(Parent.java:1380)
    at javafx.scene.layout.Region.impl_computeGeomBounds(Region.java:3078)
    at javafx.scene.Node.updateGeomBounds(Node.java:3556)
    at javafx.scene.Node.getGeomBounds(Node.java:3509)
    at javafx.scene.Node.getLocalBounds(Node.java:3457)
    at javafx.scene.Node.impl_intersectsBounds(Node.java:4992)
    at javafx.scene.layout.Region.impl_pickNodeLocal(Region.java:2931)
    at javafx.scene.Node.impl_pickNode(Node.java:4891)
    at javafx.scene.Scene$MouseHandler.pickNode(Scene.java:3899)
    at javafx.scene.Scene$MouseHandler.access$1600(Scene.java:3485)
    at javafx.scene.Scene.pick(Scene.java:1942)
    at javafx.scene.Scene.access$6700(Scene.java:159)
    at javafx.scene.Scene$MouseHandler.process(Scene.java:3711)
    at javafx.scene.Scene$MouseHandler.access$1500(Scene.java:3485)
    at javafx.scene.Scene$MouseHandler$1.run(Scene.java:3521)
    at com.sun.javafx.application.PlatformImpl.lambda$null$174(PlatformImpl.java:295)
    at com.sun.javafx.application.PlatformImpl$$Lambda$59/1182424050.run(Unknown Source)
    at java.security.AccessController.doPrivileged(Native Method)
    at com.sun.javafx.application.PlatformImpl.lambda$runLater$175(PlatformImpl.java:294)
    at com.sun.javafx.application.PlatformImpl$$Lambda$58/1283229537.run(Unknown Source)
    at com.sun.glass.ui.InvokeLaterDispatcher$Future.run(InvokeLaterDispatcher.java:95)
    at com.sun.glass.ui.gtk.GtkApplication._runLoop(Native Method)
    at com.sun.glass.ui.gtk.GtkApplication.lambda$null$50(GtkApplication.java:139)
    at com.sun.glass.ui.gtk.GtkApplication$$Lambda$47/1609034571.run(Unknown Source)
    at java.lang.Thread.run(Thread.java:745)
Exception in thread "JavaFX Application Thread" java.lang.ArrayIndexOutOfBoundsException: -1
    at java.util.ArrayList.elementData(ArrayList.java:418)
    at java.util.ArrayList.get(ArrayList.java:431)
    at com.sun.javafx.collections.ObservableListWrapper.get(ObservableListWrapper.java:89)
    at com.sun.javafx.collections.VetoableListDecorator.get(VetoableListDecorator.java:306)
    at javafx.scene.Parent.updateCachedBounds(Parent.java:1583)
    at javafx.scene.Parent.recomputeBounds(Parent.java:1527)
    at javafx.scene.Parent.impl_computeGeomBounds(Parent.java:1380)
    at javafx.scene.layout.Region.impl_computeGeomBounds(Region.java:3078)
    at javafx.scene.Node.updateGeomBounds(Node.java:3556)
    at javafx.scene.Node.getGeomBounds(Node.java:3509)
    at javafx.scene.Node.getLocalBounds(Node.java:3457)
    at javafx.scene.Node.updateTxBounds(Node.java:3620)
    at javafx.scene.Node.getTransformedBounds(Node.java:3403)
    at javafx.scene.Node.updateBounds(Node.java:538)
    at javafx.scene.Parent.updateBounds(Parent.java:1711)
    at javafx.scene.Parent.updateBounds(Parent.java:1709)
    at javafx.scene.Parent.updateBounds(Parent.java:1709)
    at javafx.scene.Parent.updateBounds(Parent.java:1709)
    at javafx.scene.Parent.updateBounds(Parent.java:1709)
    at javafx.scene.Parent.updateBounds(Parent.java:1709)
    at javafx.scene.Scene$ScenePulseListener.pulse(Scene.java:2404)
    at com.sun.javafx.tk.Toolkit.lambda$runPulse$31(Toolkit.java:348)
    at com.sun.javafx.tk.Toolkit$$Lambda$167/1784277725.run(Unknown Source)
    at java.security.AccessController.doPrivileged(Native Method)
    at com.sun.javafx.tk.Toolkit.runPulse(Toolkit.java:347)
    at com.sun.javafx.tk.Toolkit.firePulse(Toolkit.java:374)
    at com.sun.javafx.tk.quantum.QuantumToolkit.pulse(QuantumToolkit.java:510)
    at com.sun.javafx.tk.quantum.QuantumToolkit.pulse(QuantumToolkit.java:490)
    at com.sun.javafx.tk.quantum.QuantumToolkit.lambda$runToolkit$405(QuantumToolkit.java:319)
    at com.sun.javafx.tk.quantum.QuantumToolkit$$Lambda$51/396808120.run(Unknown Source)
    at com.sun.glass.ui.InvokeLaterDispatcher$Future.run(InvokeLaterDispatcher.java:95)
    at com.sun.glass.ui.gtk.GtkApplication._runLoop(Native Method)
    at com.sun.glass.ui.gtk.GtkApplication.lambda$null$50(GtkApplication.java:139)
    at com.sun.glass.ui.gtk.GtkApplication$$Lambda$47/1609034571.run(Unknown Source)
    at java.lang.Thread.run(Thread.java:745)
Exception in thread "JavaFX Application Thread" java.lang.ArrayIndexOutOfBoundsException: -1
    at java.util.ArrayList.elementData(ArrayList.java:418)
    at java.util.ArrayList.get(ArrayList.java:431)
    at com.sun.javafx.collections.ObservableListWrapper.get(ObservableListWrapper.java:89)
    at com.sun.javafx.collections.VetoableListDecorator.get(VetoableListDecorator.java:306)
    at javafx.scene.Parent.updateCachedBounds(Parent.java:1583)
    at javafx.scene.Parent.recomputeBounds(Parent.java:1527)
    at javafx.scene.Parent.impl_computeGeomBounds(Parent.java:1380)
    at javafx.scene.layout.Region.impl_computeGeomBounds(Region.java:3078)
    at javafx.scene.Node.updateGeomBounds(Node.java:3556)
    at javafx.scene.Node.getGeomBounds(Node.java:3509)
    at javafx.scene.Node.getLocalBounds(Node.java:3457)
    at javafx.scene.Node.updateTxBounds(Node.java:3620)
    at javafx.scene.Node.getTransformedBounds(Node.java:3403)
    at javafx.scene.Node.updateBounds(Node.java:538)
    at javafx.scene.Parent.updateBounds(Parent.java:1711)
    at javafx.scene.Parent.updateBounds(Parent.java:1709)
    at javafx.scene.Parent.updateBounds(Parent.java:1709)
    at javafx.scene.Parent.updateBounds(Parent.java:1709)
    at javafx.scene.Parent.updateBounds(Parent.java:1709)
    at javafx.scene.Parent.updateBounds(Parent.java:1709)
    at javafx.scene.Scene$ScenePulseListener.pulse(Scene.java:2404)
    at com.sun.javafx.tk.Toolkit.lambda$runPulse$31(Toolkit.java:348)
    at com.sun.javafx.tk.Toolkit$$Lambda$167/1784277725.run(Unknown Source)
    at java.security.AccessController.doPrivileged(Native Method)
    at com.sun.javafx.tk.Toolkit.runPulse(Toolkit.java:347)
    at com.sun.javafx.tk.Toolkit.firePulse(Toolkit.java:374)
    at com.sun.javafx.tk.quantum.QuantumToolkit.pulse(QuantumToolkit.java:510)
    at com.sun.javafx.tk.quantum.QuantumToolkit.pulse(QuantumToolkit.java:490)
    at com.sun.javafx.tk.quantum.QuantumToolkit.lambda$runToolkit$405(QuantumToolkit.java:319)
    at com.sun.javafx.tk.quantum.QuantumToolkit$$Lambda$51/396808120.run(Unknown Source)
    at com.sun.glass.ui.InvokeLaterDispatcher$Future.run(InvokeLaterDispatcher.java:95)
    at com.sun.glass.ui.gtk.GtkApplication._runLoop(Native Method)
    at com.sun.glass.ui.gtk.GtkApplication.lambda$null$50(GtkApplication.java:139)
    at com.sun.glass.ui.gtk.GtkApplication$$Lambda$47/1609034571.run(Unknown Source)
    at java.lang.Thread.run(Thread.java:745)
Exception in thread "JavaFX Application Thread" java.lang.ArrayIndexOutOfBoundsException: -1
    at java.util.ArrayList.elementData(ArrayList.java:418)
    at java.util.ArrayList.get(ArrayList.java:431)
    at com.sun.javafx.collections.ObservableListWrapper.get(ObservableListWrapper.java:89)
    at com.sun.javafx.collections.VetoableListDecorator.get(VetoableListDecorator.java:306)
    at javafx.scene.Parent.updateCachedBounds(Parent.java:1583)
    at javafx.scene.Parent.recomputeBounds(Parent.java:1527)
    at javafx.scene.Parent.impl_computeGeomBounds(Parent.java:1380)
    at javafx.scene.layout.Region.impl_computeGeomBounds(Region.java:3078)
    at javafx.scene.Node.updateGeomBounds(Node.java:3556)
    at javafx.scene.Node.getGeomBounds(Node.java:3509)
    at javafx.scene.Node.getLocalBounds(Node.java:3457)
    at javafx.scene.Node.updateTxBounds(Node.java:3620)
    at javafx.scene.Node.getTransformedBounds(Node.java:3403)
    at javafx.scene.Node.updateBounds(Node.java:538)
    at javafx.scene.Parent.updateBounds(Parent.java:1711)
    at javafx.scene.Parent.updateBounds(Parent.java:1709)
    at javafx.scene.Parent.updateBounds(Parent.java:1709)
    at javafx.scene.Parent.updateBounds(Parent.java:1709)
    at javafx.scene.Parent.updateBounds(Parent.java:1709)
    at javafx.scene.Parent.updateBounds(Parent.java:1709)
    at javafx.scene.Scene$ScenePulseListener.pulse(Scene.java:2404)
    at com.sun.javafx.tk.Toolkit.lambda$runPulse$31(Toolkit.java:348)
    at com.sun.javafx.tk.Toolkit$$Lambda$167/1784277725.run(Unknown Source)
    at java.security.AccessController.doPrivileged(Native Method)
    at com.sun.javafx.tk.Toolkit.runPulse(Toolkit.java:347)
    at com.sun.javafx.tk.Toolkit.firePulse(Toolkit.java:374)
    at com.sun.javafx.tk.quantum.QuantumToolkit.pulse(QuantumToolkit.java:510)
    at com.sun.javafx.tk.quantum.QuantumToolkit.pulse(QuantumToolkit.java:490)
    at com.sun.javafx.tk.quantum.QuantumToolkit.lambda$runToolkit$405(QuantumToolkit.java:319)
    at com.sun.javafx.tk.quantum.QuantumToolkit$$Lambda$51/396808120.run(Unknown Source)
    at com.sun.glass.ui.InvokeLaterDispatcher$Future.run(InvokeLaterDispatcher.java:95)
    at com.sun.glass.ui.gtk.GtkApplication._runLoop(Native Method)
    at com.sun.glass.ui.gtk.GtkApplication.lambda$null$50(GtkApplication.java:139)
    at com.sun.glass.ui.gtk.GtkApplication$$Lambda$47/1609034571.run(Unknown Source)
    at java.lang.Thread.run(Thread.java:745)
Exception in thread "JavaFX Application Thread" java.lang.ArrayIndexOutOfBoundsException: -1
    at java.util.ArrayList.elementData(ArrayList.java:418)
    at java.util.ArrayList.get(ArrayList.java:431)
    at com.sun.javafx.collections.ObservableListWrapper.get(ObservableListWrapper.java:89)
    at com.sun.javafx.collections.VetoableListDecorator.get(VetoableListDecorator.java:306)
    at javafx.scene.Parent.updateCachedBounds(Parent.java:1583)
    at javafx.scene.Parent.recomputeBounds(Parent.java:1527)
    at javafx.scene.Parent.impl_computeGeomBounds(Parent.java:1380)
    at javafx.scene.layout.Region.impl_computeGeomBounds(Region.java:3078)
    at javafx.scene.Node.updateGeomBounds(Node.java:3556)
    at javafx.scene.Node.getGeomBounds(Node.java:3509)
    at javafx.scene.Node.getLocalBounds(Node.java:3457)
    at javafx.scene.Node.updateTxBounds(Node.java:3620)
    at javafx.scene.Node.getTransformedBounds(Node.java:3403)
    at javafx.scene.Node.updateBounds(Node.java:538)
    at javafx.scene.Parent.updateBounds(Parent.java:1711)
    at javafx.scene.Parent.updateBounds(Parent.java:1709)
    at javafx.scene.Parent.updateBounds(Parent.java:1709)
    at javafx.scene.Parent.updateBounds(Parent.java:1709)
    at javafx.scene.Parent.updateBounds(Parent.java:1709)
    at javafx.scene.Parent.updateBounds(Parent.java:1709)
    at javafx.scene.Scene$ScenePulseListener.pulse(Scene.java:2404)
    at com.sun.javafx.tk.Toolkit.lambda$runPulse$31(Toolkit.java:348)
    at com.sun.javafx.tk.Toolkit$$Lambda$167/1784277725.run(Unknown Source)
    at java.security.AccessController.doPrivileged(Native Method)
    at com.sun.javafx.tk.Toolkit.runPulse(Toolkit.java:347)
    at com.sun.javafx.tk.Toolkit.firePulse(Toolkit.java:374)
    at com.sun.javafx.tk.quantum.QuantumToolkit.pulse(QuantumToolkit.java:510)
    at com.sun.javafx.tk.quantum.QuantumToolkit.pulse(QuantumToolkit.java:490)
    at com.sun.javafx.tk.quantum.QuantumToolkit.lambda$runToolkit$405(QuantumToolkit.java:319)
    at com.sun.javafx.tk.quantum.QuantumToolkit$$Lambda$51/396808120.run(Unknown Source)
    at com.sun.glass.ui.InvokeLaterDispatcher$Future.run(InvokeLaterDispatcher.java:95)
    at com.sun.glass.ui.gtk.GtkApplication._runLoop(Native Method)
    at com.sun.glass.ui.gtk.GtkApplication.lambda$null$50(GtkApplication.java:139)
    at com.sun.glass.ui.gtk.GtkApplication$$Lambda$47/1609034571.run(Unknown Source)
    at java.lang.Thread.run(Thread.java:745)
Exception in thread "JavaFX Application Thread" java.lang.ArrayIndexOutOfBoundsException
Exception in thread "JavaFX Application Thread" java.lang.ArrayIndexOutOfBoundsException
Exception in thread "JavaFX Application Thread" java.lang.ArrayIndexOutOfBoundsException
Exception in thread "JavaFX Application Thread" java.lang.ArrayIndexOutOfBoundsException
Exception in thread "JavaFX Application Thread" java.lang.ArrayIndexOutOfBoundsException
Exception in thread "JavaFX Application Thread" java.lang.ArrayIndexOutOfBoundsException
Exception in thread "JavaFX Application Thread" java.lang.ArrayIndexOutOfBoundsException

1 个答案:

答案 0 :(得分：1)

这也发生在我身上，我只想写我如何解决它。答案是：我正在从非JavaFX线程编辑GUI 。我绝对确信自己不是，但我确实是。如果您遇到此问题，请检查代码，然后使用Platform.runLater()在正确的JavaFX线程中运行GUI更改。

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