Run Ensemble.jnlp, the java console window shows this error log:

ExitException[ 3]com.sun.deploy.net.FailedDownloadException: Unable to load resource: file:/D:/Workspace/FX/8.0/build/jfx/artifacts/apps/ga-samples/lib/lucene-core-3.2.0.jar
 at sun.plugin2.applet.JNLP2Manager.downloadResources(Unknown Source)
 at sun.plugin2.applet.JNLP2Manager.prepareLaunchFile(Unknown Source)
 at sun.plugin2.applet.JNLP2Manager.loadJarFiles(Unknown Source)
 at sun.plugin2.applet.Plugin2Manager$AppletExecutionRunnable.run(Unknown Source)
 at java.lang.Thread.run(Unknown Source)
preloader: Delivering: ErrorEvent[url=null label=Unable to load resource: file:/D:/Workspace/FX/8.0/build/jfx/artifacts/apps/ga-samples/lib/lucene-core-3.2.0.jar cause=Unable to load resource: file:/D:/Workspace/FX/8.0/build/jfx/artifacts/apps/ga-samples/lib/lucene-core-3.2.0.jar
preloader: Start progressCheck thread
preloader: Preloader shutdown after ErrorEvent
preloader: Stop progressCheck thread