This issue does not occur in JavaFX version 2.2 but does occur in JavaFX 8 (beta, tested against 120).

Stack trace:

java.lang.IllegalArgumentException: Texture must be non-null
at com.sun.scenario.effect.impl.prism.PrTexture.<init>(PrTexture.java:38)
at com.sun.scenario.effect.impl.prism.PrDrawable.<init>(PrDrawable.java:41)
at com.sun.scenario.effect.impl.prism.ps.PPSDrawable.<init>(PPSDrawable.java:41)
at com.sun.scenario.effect.impl.prism.ps.PPSDrawable.create(PPSDrawable.java:68)
at com.sun.scenario.effect.impl.prism.ps.PPSRenderer.createCompatibleImage(PPSRenderer.java:164)
at com.sun.scenario.effect.impl.prism.ps.PPSRenderer.createCompatibleImage(PPSRenderer.java:65)
at com.sun.scenario.effect.impl.ImagePool.checkOut(ImagePool.java:185)
at com.sun.scenario.effect.impl.Renderer.getCompatibleImage(Renderer.java:122)
at com.sun.scenario.effect.impl.prism.ps.PPSRenderer.getCompatibleImage(PPSRenderer.java:169)
at com.sun.scenario.effect.impl.prism.ps.PPSRenderer.getCompatibleImage(PPSRenderer.java:65)
at com.sun.scenario.effect.Effect.getCompatibleImage(Effect.java:495)
at com.sun.javafx.webkit.prism.WCGraphicsPrismContext$ClipLayer.render(WCGraphicsPrismContext.java:1245)
at com.sun.javafx.webkit.prism.WCGraphicsPrismContext.renderLayer(WCGraphicsPrismContext.java:154)
at com.sun.javafx.webkit.prism.WCGraphicsPrismContext.restoreStateInternal(WCGraphicsPrismContext.java:172)
at com.sun.javafx.webkit.prism.WCGraphicsPrismContext.dispose(WCGraphicsPrismContext.java:1585)
at com.sun.javafx.webkit.prism.WCPageBackBufferImpl.disposeGraphics(WCPageBackBufferImpl.java:40)
at com.sun.webkit.WebPage.paint(WebPage.java:639)
at com.sun.javafx.sg.prism.NGWebView.renderContent(NGWebView.java:73)
at com.sun.javafx.sg.prism.NGNode.doRender(NGNode.java:2043)
at com.sun.javafx.sg.prism.NGNode.render(NGNode.java:1951)
at com.sun.javafx.tk.quantum.ViewPainter.doPaint(ViewPainter.java:469)
at com.sun.javafx.tk.quantum.ViewPainter.paintImpl(ViewPainter.java:324)
at com.sun.javafx.tk.quantum.UploadingPainter.run(UploadingPainter.java:132)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308)
at com.sun.javafx.tk.RenderJob.run(RenderJob.java:58)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at com.sun.javafx.tk.quantum.QuantumRenderer$PipelineRunnable.run(QuantumRenderer.java:129)
at java.lang.Thread.run(Thread.java:744)