java.lang.NullPointerException
   at org.netbeans.modules.db.explorer.DatabaseConnectionConvertor$Handler.startElement(DatabaseConnectionConvertor.java:490)
   at com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.startElement(AbstractSAXParser.java:501)
   at com.sun.org.apache.xerces.internal.parsers.AbstractXMLDocumentParser.emptyElement(AbstractXMLDocumentParser.java:179)
   at com.sun.org.apache.xerces.internal.impl.dtd.XMLDTDValidator.emptyElement(XMLDTDValidator.java:788)
   at com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanStartElement(XMLDocumentFragmentScannerImpl.java:1343)
   at com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl$FragmentContentDriver.next(XMLDocumentFragmentScannerImpl.java:2755)
   at com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl.next(XMLDocumentScannerImpl.java:648)
   at com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanDocument(XMLDocumentFragmentScannerImpl.java:511)
   at com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:808)
   at com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:737)
   at com.sun.org.apache.xerces.internal.parsers.XMLParser.parse(XMLParser.java:119)
   at com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.parse(AbstractSAXParser.java:1205)
   at com.sun.org.apache.xerces.internal.jaxp.SAXParserImpl$JAXPSAXParser.parse(SAXParserImpl.java:522)
   at org.netbeans.modules.db.explorer.DatabaseConnectionConvertor.instanceCreate(DatabaseConnectionConvertor.java:205)
   at org.openide.loaders.FolderLookup$ICItem.getInstance(FolderLookup.java:584)
   at org.openide.util.lookup.AbstractLookup$R.allInstances(AbstractLookup.java:1003)
   at org.openide.util.lookup.ProxyLookup$R.computeResult(ProxyLookup.java:548)
   at org.openide.util.lookup.ProxyLookup$R.allInstances(ProxyLookup.java:488)
   at org.openide.util.lookup.ProxyLookup$R.computeResult(ProxyLookup.java:548)
   at org.openide.util.lookup.ProxyLookup$R.allInstances(ProxyLookup.java:488)
   at org.netbeans.modules.db.explorer.ConnectionList.<init>(ConnectionList.java:95)
   at org.netbeans.modules.db.explorer.ConnectionList.getDefault(ConnectionList.java:86)
   at org.netbeans.api.db.explorer.ConnectionManager.getConnections(ConnectionManager.java:101)
   at org.netbeans.modules.j2ee.common.ui.BrokenDatasourceSupport.isFound(BrokenDatasourceSupport.java:174)
   at org.netbeans.modules.j2ee.common.ui.BrokenDatasourceSupport.getBrokenDatasources(BrokenDatasourceSupport.java:162)
   at org.netbeans.modules.j2ee.common.project.ui.AbstractLogicalViewProvider.hasBrokenDataSource(AbstractLogicalViewProvider.java:770)
   at org.netbeans.modules.j2ee.common.project.ui.AbstractLogicalViewProvider.access$1200(AbstractLogicalViewProvider.java:114)
   at org.netbeans.modules.j2ee.common.project.ui.AbstractLogicalViewProvider$4.run(AbstractLogicalViewProvider.java:318)
Caused: org.openide.util.RequestProcessor$SlowItem: task failed due to: java.lang.NullPointerException
   at org.openide.util.RequestProcessor$Task.schedule(RequestProcessor.java:1453)
   at org.netbeans.modules.j2ee.common.project.ui.AbstractLogicalViewProvider.testBroken(AbstractLogicalViewProvider.java:332)
   at org.netbeans.modules.j2ee.common.project.ui.AbstractLogicalViewProvider$LogicalViewRootNode.<init>(AbstractLogicalViewProvider.java:448)
   at org.netbeans.modules.web.project.ui.WebLogicalViewProvider.createLogicalView(WebLogicalViewProvider.java:72)
   at org.netbeans.modules.project.ui.ProjectsRootNode$ProjectChildren.logicalViewForProject(ProjectsRootNode.java:336)
   at org.netbeans.modules.project.ui.ProjectsRootNode$ProjectChildren.createNodes(ProjectsRootNode.java:296)
   at org.netbeans.modules.project.ui.ProjectsRootNode$ProjectChildren.createNodes(ProjectsRootNode.java:242)
   at org.openide.nodes.Children$Keys$KE.nodes(Children.java:1631)
   at org.openide.nodes.ChildrenArray.nodesFor(ChildrenArray.java:146)
   at org.openide.nodes.EntrySupport$Default$Info.nodes(EntrySupport.java:928)
   at org.openide.nodes.EntrySupport$Default.updateAdd(EntrySupport.java:517)
   at org.openide.nodes.EntrySupport$Default.setEntries(EntrySupport.java:359)
   at org.openide.nodes.Children$Keys$2.run(Children.java:1525)
   at org.openide.util.Mutex$1Exec.run(Mutex.java:1241)
   at org.openide.nodes.Children$ProjectManagerDeadlockDetector.execute(Children.java:1832)
   at org.openide.util.Mutex.postRequest(Mutex.java:1247)
   at org.openide.util.Mutex.postRequest(Mutex.java:1210)
   at org.openide.util.Mutex.postWriteRequest(Mutex.java:582)
   at org.openide.nodes.Children$Keys.applyKeys(Children.java:1534)
   at org.openide.nodes.Children$Keys.setKeys(Children.java:1478)
   at org.netbeans.modules.project.ui.ProjectsRootNode$ProjectChildren.access$200(ProjectsRootNode.java:242)
   at org.netbeans.modules.project.ui.ProjectsRootNode$ProjectChildren$1.run(ProjectsRootNode.java:356)
   at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1415)
   at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:1954)