Hi, I tested the latest build 119 of JDK9. I was curious to try out the WebKit update, but even a very simple JavaFX class threw the following exception. I tried to force GTK2, since I suspected GTK3 support as the culprit, but this did not help.
java -Djdk.gtk.version=2 -Djdk.gtk.verbose=true -cp target/classes sample.Basic Loading GTK libraries version 2 trying GTK library set libgtk-x11-2.0.so.0, libgdk-x11-2.0.so.0, libgdk_pixbuf-2.0.so failed to load libgdk_pixbuf-2.0.so trying GTK library set libgtk-x11-2.0.so, libgdk-x11-2.0.so, libgdk_pixbuf-2.0.so failed to load libgtk-x11-2.0.so trying GTK library set libgtk-3.so.0, libgdk-3.so.0, libgdk_pixbuf-2.0.so.0 using GTK library set libgtk-3.so.0, libgdk-3.so.0, libgdk_pixbuf-2.0.so.0 Exception in thread "JavaFX Application Thread" java.lang.IllegalArgumentException: Both width and height must be >= 0 at javafx.geometry.Rectangle2D.<init>(javafx.graphics@9-ea/Rectangle2D.java:104) at javafx.stage.Screen.nativeToScreen(javafx.graphics@9-ea/Screen.java:152) at javafx.stage.Screen.updateConfiguration(javafx.graphics@9-ea/Screen.java:88) at javafx.stage.Screen.checkDirty(javafx.graphics@9-ea/Screen.java:82) at javafx.stage.Screen.getPrimary(javafx.graphics@9-ea/Screen.java:185) at com.sun.javafx.tk.quantum.QuantumToolkit.initSceneGraph(javafx.graphics@9-ea/QuantumToolkit.java:298) at com.sun.javafx.tk.quantum.QuantumToolkit.runToolkit(javafx.graphics@9-ea/QuantumToolkit.java:340) at com.sun.javafx.tk.quantum.QuantumToolkit.lambda$startup$10(javafx.graphics@9-ea/QuantumToolkit.java:257) at com.sun.glass.ui.Application.lambda$run$1(javafx.graphics@9-ea/Application.java:155) at com.sun.glass.ui.gtk.GtkApplication._runLoop(javafx.graphics@9-ea/Native Method) at com.sun.glass.ui.gtk.GtkApplication.lambda$runLoop$8(javafx.graphics@9-ea/GtkApplication.java:195) at java.lang.Thread.run(java.base@9-ea/Thread.java:804) -- Java Usergroup Muenster http://www.jug-muenster.de/