In Seam perspective dragging Properties View hangle whole Eclipse only Eclipse restart will help ------------------------------------------------------------------------------------------------ Key: JBIDE-7879 URL: https://issues.jboss.org/browse/JBIDE-7879 Project: Tools (JBoss Tools) Issue Type: Bug Components: Seam Affects Versions: 3.2.0.Beta2 Reporter: Vitali Yemialyanchyk Assignee: Alexey Kazakov Priority: Blocker Attachments: screenshot-1.jpg close Properties View in Seam perspective, open it, try to drag it and drop in some other place - I get Eclipse no response on any input. look at screenshots, only Eclipse restart could help, reproducible only in Seam perspective. This exception is in Error Log: Unhandled event loop exception java.lang.ArrayIndexOutOfBoundsException: -1 at java.util.ArrayList.get(Unknown Source) at org.eclipse.ui.internal.presentations.PresentationSerializer.getPart(PresentationSerializer.java:48) at org.eclipse.ui.internal.presentations.util.LeftToRightTabOrder.restoreState(LeftToRightTabOrder.java:97) at org.eclipse.ui.internal.presentations.util.TabbedStackPresentation.restoreState(TabbedStackPresentation.java:206) at org.eclipse.ui.internal.presentations.PresentationFactoryUtil.createPresentation(PresentationFactoryUtil.java:58) at org.eclipse.ui.internal.PartStack.createControl(PartStack.java:571) at org.eclipse.ui.internal.PartSashContainer.replace(PartSashContainer.java:794) at org.eclipse.ui.internal.ViewSashContainer.replace(ViewSashContainer.java:316) at org.eclipse.ui.internal.PerspectiveHelper.addPart(PerspectiveHelper.java:377) at org.eclipse.ui.internal.Perspective.removeFastView(Perspective.java:1192) at org.eclipse.ui.internal.Perspective.removeFastView(Perspective.java:1167) at org.eclipse.ui.internal.WorkbenchPage.removeFastView(WorkbenchPage.java:2988) at org.eclipse.ui.internal.FastViewManager.makeFast(FastViewManager.java:380) at org.eclipse.ui.internal.FastViewManager.removeViewReference(FastViewManager.java:360) at org.eclipse.ui.internal.PerspectiveHelper.derefPart(PerspectiveHelper.java:714) at org.eclipse.ui.internal.ViewSashContainer.derefPart(ViewSashContainer.java:278) at org.eclipse.ui.internal.PartSashContainer.stack(PartSashContainer.java:1244) at org.eclipse.ui.internal.PartSashContainer.dropObject(PartSashContainer.java:1210) at org.eclipse.ui.internal.PartSashContainer$SashContainerDropTarget.drop(PartSashContainer.java:132) at org.eclipse.ui.internal.dnd.DragUtil.performDrag(DragUtil.java:134) at org.eclipse.ui.internal.FastViewPane$2.dragStart(FastViewPane.java:161) at org.eclipse.ui.internal.FastViewPane$2.dragStart(FastViewPane.java:136) at org.eclipse.ui.internal.presentations.util.TabbedStackPresentation$1.handleEvent(TabbedStackPresentation.java:118) at org.eclipse.ui.internal.presentations.util.AbstractTabFolder.fireEvent(AbstractTabFolder.java:269) at org.eclipse.ui.internal.presentations.util.AbstractTabFolder.fireEvent(AbstractTabFolder.java:282) at org.eclipse.ui.internal.presentations.util.AbstractTabFolder.handleDragStarted(AbstractTabFolder.java:366) at org.eclipse.ui.internal.presentations.util.AbstractTabFolder$2.handleEvent(AbstractTabFolder.java:67) at org.eclipse.ui.presentations.PresentationUtil.handleMouseMove(PresentationUtil.java:110) at org.eclipse.ui.presentations.PresentationUtil.access$4(PresentationUtil.java:95) at org.eclipse.ui.presentations.PresentationUtil$2.handleEvent(PresentationUtil.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1053) at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:4066) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3657) at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:2640) at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2604) at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2438) at org.eclipse.ui.internal.Workbench$7.run(Workbench.java:671) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:664) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:115) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:369) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:179) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:619) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:574) at org.eclipse.equinox.launcher.Main.run(Main.java:1407)