JavaFX-Bug bei viel MIDI-Input

[SnowballThrower]

Schnelle Fader-Bewegung am Controller
{MidiHandler.handle()->manager.handleMidiFader()->
channel.setValue()->device.act()->channel.act()->fader.act()}
führt zu folgendem Error:

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 javafx.scene.Parent.updateCachedBounds(Parent.java:1580)
at javafx.scene.Parent.recomputeBounds(Parent.java:1524)
at javafx.scene.Parent.impl_computeGeomBounds(Parent.java:1377)
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:1721)
at javafx.scene.Parent.recomputeBounds(Parent.java:1513)
at javafx.scene.Parent.impl_computeGeomBounds(Parent.java:1377)
at javafx.scene.Node.updateGeomBounds(Node.java:3556)
at javafx.scene.Node.getGeomBounds(Node.java:3509)
at javafx.scene.Node.impl_computeLayoutBounds(Node.java:3353)
at javafx.scene.Group.impl_computeLayoutBounds(Group.java:165)
at javafx.scene.Node$12.computeBounds(Node.java:3202)
at javafx.scene.Node$LazyBoundsProperty.get(Node.java:9285)
at javafx.scene.Node$LazyBoundsProperty.get(Node.java:9255)
at javafx.scene.Node.getLayoutBounds(Node.java:3217)
at com.sun.javafx.scene.control.skin.ScrollPaneSkin.computeScrollNodeSize(ScrollPaneSkin.java:948)
at com.sun.javafx.scene.control.skin.ScrollPaneSkin.layoutChildren(ScrollPaneSkin.java:822)
at javafx.scene.control.Control.layoutChildren(Control.java:576)
at javafx.scene.Parent.layout(Parent.java:1076)
at javafx.scene.Parent.layout(Parent.java:1082)
at javafx.scene.Parent.layout(Parent.java:1082)
at javafx.scene.Scene.doLayoutPass(Scene.java:552)
at javafx.scene.Scene$ScenePulseListener.pulse(Scene.java:2397)
at com.sun.javafx.tk.Toolkit.lambda$runPulse$30(Toolkit.java:314)
at com.sun.javafx.tk.Toolkit$$Lambda$102/518640775.run(Unknown Source)
at java.security.AccessController.doPrivileged(Native Method)
at com.sun.javafx.tk.Toolkit.runPulse(Toolkit.java:313)
at com.sun.javafx.tk.Toolkit.firePulse(Toolkit.java:340)
at com.sun.javafx.tk.quantum.QuantumToolkit.pulse(QuantumToolkit.java:525)
at com.sun.javafx.tk.quantum.QuantumToolkit.pulse(QuantumToolkit.java:505)
at com.sun.javafx.tk.quantum.QuantumToolkit.lambda$runToolkit$400(QuantumToolkit.java:334)
at com.sun.javafx.tk.quantum.QuantumToolkit$$Lambda$40/787089924.run(Unknown Source)
at com.sun.glass.ui.InvokeLaterDispatcher$Future.run(InvokeLaterDispatcher.java:95)
at com.sun.glass.ui.win.WinApplication._runLoop(Native Method)
at com.sun.glass.ui.win.WinApplication.lambda$null$145(WinApplication.java:101)
at com.sun.glass.ui.win.WinApplication$$Lambda$36/2117255219.run(Unknown Source)
at java.lang.Thread.run(Thread.java:745)