when i drag the component ''split'' in the mapping the messages log shows me this error :

" java.lang.IllegalStateException: Unable to replace columns in splitter table" Signalled When Dragging And Dropping SPLIT Component in ODI 12.2.1 Studio Designer"

at oracle.odi.ui.mapping.logical.inspector.components.SplitterConditionsInspector$1.createCustomColumns(SplitterConditionsInspector.java:142)

at oracle.cef.inspector.impl.DefaultPropertyTableCustomComponent.createTableContent(DefaultPropertyTableCustomComponent.java:107)

at oracle.cef.inspector.table.PropertyTableCustomComponent.createComponent(PropertyTableCustomComponent.java:195)

at oracle.cef.inspector.CustomGUIComponent.onInitialize(CustomGUIComponent.java:115)

at oracle.odi.ui.mapping.logical.inspector.components.ConnectorPointsInspector.createComponent(ConnectorPointsInspector.java:59)

at oracle.cef.inspector.CustomGUIComponent.onInitialize(CustomGUIComponent.java:115)

at oracle.ide.inspector.DisplayGroupPanel.componentRendered(DisplayGroupPanel.java:342)

at oracle.ide.inspector.DisplayGroupPanel.render(DisplayGroupPanel.java:297)

at oracle.ide.inspector.DisplayGroupPanel.render(DisplayGroupPanel.java:112)

at oracle.ide.inspector.DisplayGroupPanel.<init>(DisplayGroupPanel.java:73)

at oracle.ide.inspector.VerticalDisplayGroupPanel.<init>(VerticalDisplayGroupPanel.java:29)

at oracle.ide.inspector.DisplayGroupPanelFactory.createDisplayGroupPanel(DisplayGroupPanelFactory.java:20)

at oracle.ide.inspector.PropertyCategoryLayoutPanel.renderDisplayGroup(PropertyCategoryLayoutPanel.java:136)

at oracle.ide.inspector.PropertyCategoryLayoutPanel.displayGroupRendered(PropertyCategoryLayoutPanel.java:124)

at oracle.ide.inspector.PropertyCategoryLayoutPanel.populateRows(PropertyCategoryLayoutPanel.java:91)

at oracle.ide.inspector.PropertyCategoryLayoutPanel.render(PropertyCategoryLayoutPanel.java:76)

at oracle.ide.inspector.VerticalCategoryCollection.expandIfNecessary(VerticalCategoryCollection.java:128)

at oracle.ide.inspector.VerticalCategoryCollection.addCategory(VerticalCategoryCollection.java:108)

at oracle.ide.inspector.PropertiesLayoutRenderer.touchCategoriesWithoutRendering(PropertiesLayoutRenderer.java:75)

at oracle.ide.inspector.PropertiesLayoutRenderer.render(PropertiesLayoutRenderer.java:38)

at oracle.ide.inspector.PropertyInspector.renderPropertiesFrom(PropertyInspector.java:605)

at oracle.ide.inspector.PropertyInspector.render(PropertyInspector.java:475)

at oracle.ide.inspector.PropertyInspector.refresh(PropertyInspector.java:456)

at oracle.ide.inspector.PropertyInspector.updatePropertyModel(PropertyInspector.java:429)

at oracle.ide.inspector.PropertyInspector.setPropertyModel(PropertyInspector.java:377)

at oracle.ideimpl.inspector.InspectorWindowImpl.setModelInNewPropertyInspector(InspectorWindowImpl.java:1447)

at oracle.ideimpl.inspector.InspectorWindowImpl.refresh(InspectorWindowImpl.java:1285)

at oracle.ideimpl.inspector.InspectorWindowImpl$1.actionPerformed(InspectorWindowImpl.java:279)

at javax.swing.Timer.fireActionPerformed(Timer.java:313)

at javax.swing.Timer$DoPostEvent.run(Timer.java:245)

at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:311)

at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:756)

at java.awt.EventQueue.access$500(EventQueue.java:97)

at java.awt.EventQueue$3.run(EventQueue.java:709)

at java.awt.EventQueue$3.run(EventQueue.java:703)

at java.security.AccessController.doPrivileged(Native Method)

at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:76)

at java.awt.EventQueue.dispatchEvent(EventQueue.java:726)

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:201)

at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:116)

at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:105)

at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101)

at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:93)

at java.awt.EventDispatchThread.run(EventDispatchThread.java:82)

1/ How to correct this? 2/ What is meant by "IllegalStateException"? 3/ How can I get the STate value? In which class/component?