java.net.ConnectException: Connection timed out: connect
   at java.net.PlainSocketImpl.socketConnect(PlainSocketImpl.java:0)
   at java.net.PlainSocketImpl.doConnect(PlainSocketImpl.java:333)
   at java.net.PlainSocketImpl.connectToAddress(PlainSocketImpl.java:195)
   at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:182)
   at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:366)
   at java.net.Socket.connect(Socket.java:529)
   at java.net.Socket.connect(Socket.java:478)
   at sun.net.NetworkClient.doConnect(NetworkClient.java:163)
   at sun.net.www.http.HttpClient.openServer(HttpClient.java:394)
   at sun.net.www.http.HttpClient.openServer(HttpClient.java:529)
   at sun.net.www.http.HttpClient.<init>(HttpClient.java:233)
   at sun.net.www.http.HttpClient.New(HttpClient.java:306)
   at sun.net.www.http.HttpClient.New(HttpClient.java:323)
   at sun.net.www.protocol.http.HttpURLConnection.getNewHttpClient(HttpURLConnection.java:860)
   at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:801)
   at sun.net.www.protocol.http.HttpURLConnection.connect(HttpURLConnection.java:726)
   at sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:1049)
   at com.sun.org.apache.xerces.internal.impl.XMLEntityManager.setupCurrentEntity(XMLEntityManager.java:677)
   at com.sun.org.apache.xerces.internal.impl.XMLEntityManager.startEntity(XMLEntityManager.java:1315)
   at com.sun.org.apache.xerces.internal.impl.XMLEntityManager.startDTDEntity(XMLEntityManager.java:1282)
   at com.sun.org.apache.xerces.internal.impl.XMLDTDScannerImpl.setInputSource(XMLDTDScannerImpl.java:283)
   at com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl$DTDDriver.dispatch(XMLDocumentScannerImpl.java:1194)
   at com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl$DTDDriver.next(XMLDocumentScannerImpl.java:1090)
   at com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl$PrologDriver.next(XMLDocumentScannerImpl.java:1003)
   at com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl.next(XMLDocumentScannerImpl.java:648)
   at com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanDocument(XMLDocumentFragmentScannerImpl.java:511)
   at com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:808)
   at com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:737)
   at com.sun.org.apache.xerces.internal.parsers.XMLParser.parse(XMLParser.java:119)
   at com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.parse(AbstractSAXParser.java:1205)
   at com.sun.org.apache.xerces.internal.jaxp.SAXParserImpl$JAXPSAXParser.parse(SAXParserImpl.java:522)
   at org.netbeans.modules.j2ee.dd.impl.common.ParseUtils.getVersion(ParseUtils.java:74)
   at org.netbeans.modules.j2ee.dd.impl.web.WebParseUtils.getVersion(WebParseUtils.java:68)
   at org.netbeans.modules.j2ee.dd.api.web.DDProvider.getDDRoot(DDProvider.java:130)
   at org.netbeans.modules.maven.j2ee.web.WebModuleImpl.getDescriptorJ2eeProfile(WebModuleImpl.java:159)
   at org.netbeans.modules.maven.j2ee.web.WebModuleImpl.getJ2eeProfile(WebModuleImpl.java:119)
   at org.netbeans.modules.maven.j2ee.J2eeLookupProvider$Provider.doCheckJ2ee(J2eeLookupProvider.java:165)
   at org.netbeans.modules.maven.j2ee.J2eeLookupProvider$Provider.checkJ2ee(J2eeLookupProvider.java:132)
   at org.netbeans.modules.maven.j2ee.J2eeLookupProvider$Provider.hackModuleServerChange(J2eeLookupProvider.java:138)
   at org.netbeans.modules.maven.j2ee.POHImpl.refreshAppServerAssignment(POHImpl.java:166)
   at org.netbeans.modules.maven.j2ee.POHImpl.projectOpened(POHImpl.java:115)
   at org.netbeans.spi.project.ui.ProjectOpenedHook$1.projectOpened(ProjectOpenedHook.java:81)
   at org.netbeans.modules.project.ui.OpenProjectList.notifyOpened(OpenProjectList.java:1069)
   at org.netbeans.modules.project.ui.OpenProjectList.doOpenProject(OpenProjectList.java:1120)
   at org.netbeans.modules.project.ui.OpenProjectList.doOpen(OpenProjectList.java:672)
   at org.netbeans.modules.project.ui.OpenProjectList.open(OpenProjectList.java:585)
   at org.netbeans.modules.project.ui.OpenProjectList.open(OpenProjectList.java:521)
   at org.netbeans.modules.project.ui.OpenProjectsTrampolineImpl.openAPI(OpenProjectsTrampolineImpl.java:72)
   at org.netbeans.api.project.ui.OpenProjects.open(OpenProjects.java:169)
   at org.netbeans.modules.project.ui.groups.Group.open(Group.java:332)
   at org.netbeans.modules.project.ui.groups.Group.setActiveGroup(Group.java:167)
   at org.netbeans.modules.project.ui.groups.GroupsMenu$Menu$1$1.run(GroupsMenu.java:117)
   at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:602)
   at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:1084)