java.lang.ClassCastException

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  • Error in Jdeveloper
    via by 792224,
    • java.lang.ClassCastException: oracle.jbo.dt.jdevx.JdvXmlNode at oracle.jbo.dt.jdevx.JdvApplication.loadFromProject(JdvApplication.java:1611) at oracle.jbo.dt.jdevx.JdvApplication.doOpenProject(JdvApplication.java:1932) at oracle.jbo.dt.jdevx.JdvApplication.openProject(JdvApplication.java:1915) at oracle.jbo.dt.jdevx.ui.JdxLoader.doOpenProject(JdxLoader.java:1537) at oracle.jbo.dt.jdevx.ui.JdxLoader.openProject(JdxLoader.java:1488) at oracle.jbo.dt.jdevx.ui.JdxLoader.update(JdxLoader.java:147) at oracle.ide.model.IdeSubject.notifyObservers(IdeSubject.java:94) at oracle.ide.model.Node.notifyObservers(Node.java:458) at oracle.ide.model.UpdateMessage.fireObjectOpened(UpdateMessage.java:681) at oracle.ide.model.Node$1$4.run(Node.java:1548) at oracle.ide.model.Node$1.invokeLaterIfNeeded(Node.java:1608) at oracle.ide.model.Node$1.nodeOpened(Node.java:1541) at oracle.ide.model.Node.fireNodeOpened(Node.java:1139) at oracle.ide.model.Node.open(Node.java:573) at oracle.ideri.navigator.DefaultNavigatorWindow.openDataNodes(DefaultNavigatorWindow.java:1136) at oracle.ideri.navigator.DefaultNavigatorWindow.restoreExpansionState(DefaultNavigatorWindow.java:1114) at oracle.ideri.navigator.DefaultNavigatorWindow.loadLayout(DefaultNavigatorWindow.java:483) at oracle.ide.navigator.ProjectNavigatorWindow.loadLayout(ProjectNavigatorWindow.java:156) at oracle.ideimpl.docking.DockStationImpl.loadDockable(DockStationImpl.java:1242) at oracle.ideimpl.docking.TitledPanel.loadClientLayout(TitledPanel.java:1359) at oracle.ideimpl.docking.TitledPanel.loadLayout(TitledPanel.java:1725) at oracle.ideimpl.docking.TitledPanelXMLDockLayoutPersistence.loadComponent(TitledPanelXMLDockLayoutPersistence.java:29) at oracle.ideimpl.controls.dockLayout.DockLayoutInfoLeaf.loadLayout(DockLayoutInfoLeaf.java:123) at oracle.ideimpl.controls.dockLayout.AbstractDockLayoutInfoNode.loadLayout(AbstractDockLayoutInfoNode.java:631) at oracle.ideimpl.controls.dockLayout.AbstractDockLayoutInfoNode.loadLayout(AbstractDockLayoutInfoNode.java:628) at oracle.ideimpl.controls.dockLayout.AbstractDockLayoutInfoNode.loadLayout(AbstractDockLayoutInfoNode.java:628) at oracle.ideimpl.controls.dockLayout.AbstractDockLayoutInfoNode.loadLayout(AbstractDockLayoutInfoNode.java:614) at oracle.ideimpl.controls.dockLayout.DockLayout.loadLayout(DockLayout.java:302) at oracle.ideimpl.controls.dockLayout.DockLayoutPanel.loadLayout(DockLayoutPanel.java:128) at oracle.ideimpl.docking.SidePort.loadLayout(SidePort.java:252) at oracle.ideimpl.docking.DockStationImpl.loadValidLayout(DockStationImpl.java:1648) at oracle.ideimpl.docking.DockStationImpl.onStartup(DockStationImpl.java:1389) at oracle.ideimpl.docking.DockStationImpl.loadLayout(DockStationImpl.java:1353) at oracle.ideimpl.docking.DockStationListener.init(DockStationListener.java:36) at oracle.ide.layout.Layouts.activate(Layouts.java:758) at oracle.ide.layout.Layouts.activateLayout(Layouts.java:176) at oracle.ideimpl.MainWindowImpl$2.runImpl(MainWindowImpl.java:743) at oracle.javatools.util.SwingClosure$1Closure.run(SwingClosure.java:50) at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:199) at java.awt.EventQueue.dispatchEvent(EventQueue.java:461) at java.awt.EventDispatchThread.pumpOneEventForHierarchy(EventDispatchThread.java:242) at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:163) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:157) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:149) at java.awt.EventDispatchThread.run(EventDispatchThread.java:110)
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