java.lang.IllegalArgumentException: old node must be in the tree
        at org.netbeans.modules.xml.xdm.XDMModel.getPathToRoot(XDMModel.java:320)
        at org.netbeans.modules.xml.xdm.XDMModel.mutate(XDMModel.java:355)
        at org.netbeans.modules.xml.xdm.XDMModel.mutate(XDMModel.java:339)
        at org.netbeans.modules.xml.xdm.XDMModel.remove(XDMModel.java:696)
        at org.netbeans.modules.xml.xdm.xam.XDMAccess.removeChild(XDMAccess.java:295)
        at org.netbeans.modules.xml.xam.dom.AbstractDocumentComponent.removeChild(AbstractDocumentComponent.java:500)
        at org.netbeans.modules.xml.xam.dom.AbstractDocumentComponent.removeChildQuietly(AbstractDocumentComponent.java:312)
        at org.netbeans.modules.xml.xam.dom.AbstractDocumentComponent.removeChildQuietly(AbstractDocumentComponent.java:75)
        at org.netbeans.modules.xml.xam.AbstractComponent._removeChildQuietly(AbstractComponent.java:128)
        at org.netbeans.modules.xml.xam.AbstractComponent.removeChild(AbstractComponent.java:363)
        at org.netbeans.modules.xml.schema.model.impl.SchemaImpl.removeComplexType(SchemaImpl.java:153)
        at org.netbeans.modules.xml.schema.model.impl.xdm.SyncUpdateVisitor.visit(SyncUpdateVisitor.java:210)
        at org.netbeans.modules.xml.schema.model.impl.GlobalComplexTypeImpl.accept(GlobalComplexTypeImpl.java:141)
        at org.netbeans.modules.xml.schema.model.impl.xdm.SyncUpdateVisitor.update(SyncUpdateVisitor.java:85)
        at org.netbeans.modules.xml.schema.model.impl.xdm.SyncUpdateVisitor.update(SyncUpdateVisitor.java:73)
        at org.netbeans.modules.xml.schema.model.impl.xdm.SyncUpdateVisitor.update(SyncUpdateVisitor.java:56)
        at org.netbeans.modules.xml.xam.dom.AbstractDocumentModel.removeChildComponent(AbstractDocumentModel.java:436)
        at org.netbeans.modules.xml.refactoring.spi.SharedUtils.deleteTarget(SharedUtils.java:158)
        at org.netbeans.modules.xml.refactoring.XMLRefactoringTransaction.doRefactorTarget(XMLRefactoringTransaction.java:349)
        at org.netbeans.modules.xml.refactoring.XMLRefactoringTransaction.process(XMLRefactoringTransaction.java:265)
        at org.netbeans.modules.xml.refactoring.XMLRefactoringTransaction.commit(XMLRefactoringTransaction.java:185)
        at org.netbeans.modules.refactoring.api.RefactoringSession.doRefactoring(RefactoringSession.java:123)
        at org.netbeans.modules.refactoring.spi.impl.ParametersPanel$8.run(ParametersPanel.java:379)
        at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:577)
        at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:1030)