[config.xml editor] ArrayIndexOutOfBoundsException occurs when after cleaning and adding new Feature/Prameter/Preference/Access tables -------------------------------------------------------------------------------------------------------------------------------------- Key: JBIDE-16941 URL: https://issues.jboss.org/browse/JBIDE-16941 Project: Tools (JBoss Tools) Issue Type: Bug Components: aerogear-hybrid Affects Versions: 4.2.0.Beta1 Reporter: Denis Golovin {code}java.lang.ArrayIndexOutOfBoundsException: -1 at java.util.ArrayList.elementData(ArrayList.java:400) at java.util.ArrayList.get(ArrayList.java:413) at org.jboss.tools.aerogear.hybrid.core.config.Widget.addItem(Widget.java:343) at org.jboss.tools.aerogear.hybrid.core.config.Widget.addPreference(Widget.java:273) at org.jboss.tools.aerogear.hybrid.ui.config.internal.PropertiesPage$9.widgetSelected(PropertiesPage.java:382) at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:248) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4425) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1388) at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:3773) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3393) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$9.run(PartRenderingEngine.java:1122) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1006) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:147) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:630) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:574) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:125) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:133) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:103) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:378) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:232) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:648) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:603) at org.eclipse.equinox.launcher.Main.run(Main.java:1462) at org.eclipse.equinox.launcher.Main.main(Main.java:1438) {code}