Exception when back button on mouse is pressed ---------------------------------------------- Key: JBIDE-17460 URL: https://issues.jboss.org/browse/JBIDE-17460 Project: Tools (JBoss Tools) Issue Type: Bug Components: browsersim, upstream Affects Versions: 4.2.0.Beta2 Environment: JBDS 8.0.0.Beta2-v20140525-2146-B104 Linux 64bit Java 1.7.0_51 Reporter: Vlado Pakan Assignee: Konstantin Marmalyukov Priority: Critical Fix For: 4.3.0.Alpha1 1.Open BrowserSim with empty page. BrowserSim is run with JavaFX engine 2.Click on empty page within BrowserSim 3.Click on Back button on mouse (back action is defined for back button on mouse within OS) ERROR: {noformat} 2014-05-28 11:52:08.348:INFO:oejs.AbstractConnector:Started SelectChannelConnector@0.0.0.0:56505 Exception in runnable java.lang.NullPointerException at javafx.scene.Scene$ClickCounter.access$7600(Scene.java:3030) at javafx.scene.Scene$ClickGenerator.preProcess(Scene.java:3126) at javafx.scene.Scene$ClickGenerator.access$8400(Scene.java:3096) at javafx.scene.Scene$MouseHandler.process(Scene.java:3347) at javafx.scene.Scene$MouseHandler.process(Scene.java:3209) at javafx.scene.Scene$MouseHandler.access$1900(Scene.java:3164) at javafx.scene.Scene.impl_processMouseEvent(Scene.java:1582) at javafx.scene.Scene$ScenePeerListener.mouseEvent(Scene.java:2267) at com.sun.javafx.tk.quantum.EmbeddedScene$2$1.run(EmbeddedScene.java:194) at com.sun.javafx.tk.quantum.EmbeddedScene$2$1.run(EmbeddedScene.java:176) at java.security.AccessController.doPrivileged(Native Method) at com.sun.javafx.tk.quantum.EmbeddedScene$2.run(EmbeddedScene.java:176) at com.sun.javafx.application.PlatformImpl$4$1.run(PlatformImpl.java:182) at com.sun.javafx.application.PlatformImpl$4$1.run(PlatformImpl.java:179) at java.security.AccessController.doPrivileged(Native Method) at com.sun.javafx.application.PlatformImpl$4.run(PlatformImpl.java:179) at com.sun.glass.ui.InvokeLaterDispatcher$Future.run(InvokeLaterDispatcher.java:76) at org.eclipse.swt.internal.gtk.OS._g_main_context_iteration(Native Method) at org.eclipse.swt.internal.gtk.OS.g_main_context_iteration(OS.java:2473) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3414) at org.jboss.tools.vpe.browsersim.BrowserSimRunner.main(BrowserSimRunner.java:114) Exception in runnable java.lang.NullPointerException at javafx.scene.Scene$ClickCounter.access$7900(Scene.java:3030) at javafx.scene.Scene$ClickGenerator.postProcess(Scene.java:3157) at javafx.scene.Scene$ClickGenerator.access$8600(Scene.java:3096) at javafx.scene.Scene$MouseHandler.process(Scene.java:3378) at javafx.scene.Scene$MouseHandler.process(Scene.java:3209) at javafx.scene.Scene$MouseHandler.access$1900(Scene.java:3164) at javafx.scene.Scene.impl_processMouseEvent(Scene.java:1582) at javafx.scene.Scene$ScenePeerListener.mouseEvent(Scene.java:2267) at com.sun.javafx.tk.quantum.EmbeddedScene$2$1.run(EmbeddedScene.java:194) at com.sun.javafx.tk.quantum.EmbeddedScene$2$1.run(EmbeddedScene.java:176) at java.security.AccessController.doPrivileged(Native Method) at com.sun.javafx.tk.quantum.EmbeddedScene$2.run(EmbeddedScene.java:176) at com.sun.javafx.application.PlatformImpl$4$1.run(PlatformImpl.java:182) at com.sun.javafx.application.PlatformImpl$4$1.run(PlatformImpl.java:179) at java.security.AccessController.doPrivileged(Native Method) at com.sun.javafx.application.PlatformImpl$4.run(PlatformImpl.java:179) at com.sun.glass.ui.InvokeLaterDispatcher$Future.run(InvokeLaterDispatcher.java:76) at org.eclipse.swt.internal.gtk.OS._g_main_context_iteration(Native Method) at org.eclipse.swt.internal.gtk.OS.g_main_context_iteration(OS.java:2473) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3414) at org.jboss.tools.vpe.browsersim.BrowserSimRunner.main(BrowserSimRunner.java:114) 2014-05-28 11:52:24.202:INFO:oejsh.ContextHandler:stopped o.e.j.s.ServletContextHandler{/,null} {noformat}