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oracle.dbtools.raptor.navigator.db.impl.ConnectionStoresTreeNode cannot be cast to oracle.ideimpl.explorer.ExplorerNode
java.lang.ClassCastException: oracle.dbtools.raptor.navigator.db.impl.ConnectionStoresTreeNode cannot be cast to oracle.ideimpl.explorer.ExplorerNode	at oracle.ideimpl.explorer.CustomTreeCellRenderer.getTreeCellRendererComponent(CustomTreeCellRenderer.java:133)	at javax.swing.plaf.basic.BasicTreeUI$NodeDimensionsHandler.getNodeDimensions(BasicTreeUI.java:2805)	at javax.swing.tree.AbstractLayoutCache.getNodeDimensions(AbstractLayoutCache.java:492)	at javax.swing.tree.VariableHeightLayoutCache$TreeStateNode.updatePreferredSize(VariableHeightLayoutCache.java:1359)	at javax.swing.tree.VariableHeightLayoutCache.updateNodeSizes(VariableHeightLayoutCache.java:917)	at javax.swing.tree.VariableHeightLayoutCache.invalidateSizes(VariableHeightLayoutCache.java:371)	at javax.swing.plaf.basic.BasicTreeUI.setCellRenderer(BasicTreeUI.java:385)	at javax.swing.plaf.basic.BasicTreeUI$Handler.propertyChange(BasicTreeUI.java:3409)	at java.beans.PropertyChangeSupport.fire(PropertyChangeSupport.java:335)	at java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:327)	at java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:263)	at java.awt.Component.firePropertyChange(Component.java:8393)	at javax.swing.JTree.setCellRenderer(JTree.java:759)	at oracle.ideimpl.explorer.CustomTree.(CustomTree.java:69)	at oracle.dbtools.raptor.navigator.ui.CustomTree.(CustomTree.java:36)	at oracle.dbtools.raptor.navigator.model.NavigatorTree.createGUI(NavigatorTree.java:173)	at oracle.dbtools.raptor.navigator.model.NavigatorTree.getTree(NavigatorTree.java:167)	at oracle.dbtools.raptor.navigator.core.NavigatorWindow.createGUI(NavigatorWindow.java:106)	at oracle.dbtools.raptor.navigator.core.NavigatorWindow.getGUI(NavigatorWindow.java:319)	at oracle.ide.docking.DockableWindow.getHostedComponent(DockableWindow.java:238)	at com.oracle.jdeveloper.nbwindowsystem.NbDockableContainer.componentOpened(NbDockableContainer.java:171)	at org.openide.windows.WindowManager.componentOpenNotify(WindowManager.java:307)	at org.netbeans.core.windows.WindowManagerImpl.notifyTopComponentOpened(WindowManagerImpl.java:1140)	at org.netbeans.core.windows.Central.addModeOpenedTopComponent(Central.java:798)	at org.netbeans.core.windows.ModeImpl.addOpenedTopComponent(ModeImpl.java:354)	at org.netbeans.core.windows.PersistenceHandler.initModeFromConfig(PersistenceHandler.java:451)	at org.netbeans.core.windows.PersistenceHandler.load(PersistenceHandler.java:214)	at org.netbeans.core.windows.WindowSystemImpl.load(WindowSystemImpl.java:81)	at org.netbeans.core.GuiRunLevel$InitWinSys.run(GuiRunLevel.java:231)	at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:312)	at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:738)	at java.awt.EventQueue.access$300(EventQueue.java:103)	at java.awt.EventQueue$3.run(EventQueue.java:699)	at java.awt.EventQueue$3.run(EventQueue.java:697)	at java.security.AccessController.doPrivileged(Native Method)	at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:76)	at java.awt.EventQueue.dispatchEvent(EventQueue.java:708)	at oracle.javatools.internal.ui.EventQueueWrapper._dispatchEvent(EventQueueWrapper.java:169)	at oracle.javatools.internal.ui.EventQueueWrapper.dispatchEvent(EventQueueWrapper.java:151)	at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:242)	at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:161)	at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:150)	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:146)	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:138)	at java.awt.EventDispatchThread.run(EventDispatchThread.java:91)