java.lang.IllegalArgumentException: ??????????? ??????? Description ???????? WebProperty
   at org.netbeans.modules.schema2beans.BeanProp.getAttrProp(BeanProp.java:1250)
   at org.netbeans.modules.schema2beans.BeanProp.getAttrProp(BeanProp.java:1261)
   at org.netbeans.modules.schema2beans.BeanProp.setAttributeValue(BeanProp.java:1268)
   at org.netbeans.modules.schema2beans.BeanProp.setElement(BeanProp.java:1079)
   at org.netbeans.modules.schema2beans.BeanProp.addValue(BeanProp.java:827)
   at org.netbeans.modules.schema2beans.BaseBean.addValue(BaseBean.java:475)
   at org.netbeans.modules.schema2beans.BaseBean.mergeTree(BaseBean.java:1741)
   at org.netbeans.modules.schema2beans.BaseBean.mergeTreeRoot(BaseBean.java:1480)
   at org.netbeans.modules.schema2beans.BaseBean.mergeUpdate(BaseBean.java:1405)
   at org.netbeans.modules.schema2beans.BaseBean.merge(BaseBean.java:1386)
   at org.netbeans.modules.j2ee.sun.dd.impl.common.SunBaseBean.merge(SunBaseBean.java:117)
   at org.netbeans.modules.j2ee.sun.dd.impl.web.SunWebAppProxy.merge(SunWebAppProxy.java:895)
   at org.netbeans.modules.j2ee.sun.dd.api.DDProvider.merge(DDProvider.java:733)
   at org.netbeans.modules.j2ee.sun.ddloaders.SunDescriptorDataObject.parseDocument(SunDescriptorDataObject.java:299)
   at org.netbeans.modules.j2ee.sun.ddloaders.DDMultiViewDataObject$ModelSynchronizer.reloadModelFromData(DDMultiViewDataObject.java:280)
   at org.netbeans.modules.xml.multiview.XmlMultiViewDataSynchronizer.reloadModel(XmlMultiViewDataSynchronizer.java:230)
   at org.netbeans.modules.xml.multiview.XmlMultiViewDataSynchronizer$3.run(XmlMultiViewDataSynchronizer.java:100)
Caused: org.openide.util.RequestProcessor$SlowItem: task failed due to: java.lang.IllegalArgumentException: ??????????? ??????? Description ???????? WebProperty
   at org.openide.util.RequestProcessor$Task.schedule(RequestProcessor.java:1464)
   at org.netbeans.modules.xml.multiview.XmlMultiViewDataSynchronizer.dataModified(XmlMultiViewDataSynchronizer.java:127)
   at org.netbeans.modules.xml.multiview.XmlMultiViewDataSynchronizer$4.propertyChange(XmlMultiViewDataSynchronizer.java:117)
   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 org.openide.loaders.DataObject.firePropertyChange(DataObject.java:1028)
   at org.netbeans.modules.xml.multiview.XmlMultiViewDataObject.access$500(XmlMultiViewDataObject.java:82)
   at org.netbeans.modules.xml.multiview.XmlMultiViewDataObject$DataCache.setData(XmlMultiViewDataObject.java:464)
   at org.netbeans.modules.xml.multiview.XmlMultiViewEditorSupport$DocumentSynchronizer$3.run(XmlMultiViewEditorSupport.java:717)
   at org.netbeans.editor.BaseDocument.render(BaseDocument.java:1391)
   at org.netbeans.modules.xml.multiview.XmlMultiViewEditorSupport$DocumentSynchronizer.updateDataFromModel(XmlMultiViewEditorSupport.java:714)
   at org.netbeans.modules.xml.multiview.XmlMultiViewDataSynchronizer.updateData(XmlMultiViewDataSynchronizer.java:264)
   at org.netbeans.modules.xml.multiview.XmlMultiViewDataSynchronizer$1.run(XmlMultiViewDataSynchronizer.java:77)
   at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1423)
   at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:2033)