Run the attached app.
Observe the following exception.
JavaFX rendering thread is broken (try to resize the window to see it, background is not rendered on resize)

java.lang.NullPointerException
at com.sun.prism.impl.BaseMesh.buildGeometry(BaseMesh.java:73)
at com.sun.javafx.sg.prism.NGTriangleMesh.validate(NGTriangleMesh.java:64)
at com.sun.javafx.sg.prism.NGTriangleMesh.createMesh(NGTriangleMesh.java:58)
at com.sun.javafx.sg.prism.NGShape3D.renderMeshView(NGShape3D.java:84)
at com.sun.javafx.sg.prism.NGShape3D.renderContent(NGShape3D.java:195)
at com.sun.javafx.sg.prism.NGNode.doRender(NGNode.java:412)
at com.sun.javafx.sg.prism.NGNode.doRender(NGNode.java:69)
at com.sun.javafx.sg.BaseNode.render(BaseNode.java:1277)
at com.sun.javafx.sg.prism.NGGroup.renderChildren(NGGroup.java:237)
at com.sun.javafx.sg.prism.NGGroup.renderContent(NGGroup.java:203)
at com.sun.javafx.sg.prism.NGNode.doRender(NGNode.java:412)
at com.sun.javafx.sg.prism.NGNode.doRender(NGNode.java:69)
at com.sun.javafx.sg.BaseNode.render(BaseNode.java:1277)
at com.sun.javafx.tk.quantum.ViewPainter.doPaint(ViewPainter.java:117)
at com.sun.javafx.tk.quantum.AbstractPainter.paintImpl(AbstractPainter.java:212)
at com.sun.javafx.tk.quantum.PresentingPainter.run(PresentingPainter.java:95)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:304)
at com.sun.prism.render.RenderJob.run(RenderJob.java:60)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
at com.sun.javafx.tk.quantum.QuantumRenderer$PipelineRunnable.run(QuantumRenderer.java:129)
at java.lang.Thread.run(Thread.java:724)