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java.net.UnknownHostException: java.sun.com	at java.net.InetAddress.getAllByName0(InetAddress.java:571)	at java.net.InetAddress.getAllByName0(InetAddress.java:540)	at java.net.InetAddress.getAllByName(InetAddress.java:533)	at weblogic.net.http.HttpClient.openServer(HttpClient.java:159)	at weblogic.net.http.HttpClient.openServer(HttpClient.java:221)	at weblogic.net.http.HttpClient.(HttpClient.java:85)	at weblogic.net.http.HttpURLConnection.getHttpClient(HttpURLConnection.java:109)	at weblogic.net.http.HttpURLConnection.getInputStream(HttpURLConnection.java:301)	at java.net.URL.openStream(URL.java:798)	at weblogic.apache.xerces.readers.DefaultReaderFactory.createReader(DefaultReaderFactory.java:149)	at weblogic.apache.xerces.readers.DefaultEntityHandler.startReadingFromExternalEntity(DefaultEntityHandler.java:775)	at weblogic.apache.xerces.readers.DefaultEntityHandler.startReadingFromExternalSubset(DefaultEntityHandler.java:570)	at weblogic.apache.xerces.framework.XMLDTDScanner.scanDoctypeDecl(XMLDTDScanner.java:1131)	at weblogic.apache.xerces.framework.XMLDocumentScanner.scanDoctypeDecl(XMLDocumentScanner.java:2177)	at weblogic.apache.xerces.framework.XMLDocumentScanner.access$0(XMLDocumentScanner.java:2133)	at weblogic.apache.xerces.framework.XMLDocumentScanner$PrologDispatcher.dispatch(XMLDocumentScanner.java:882)	at weblogic.apache.xerces.framework.XMLDocumentScanner.parseSome(XMLDocumentScanner.java:380)	at weblogic.apache.xerces.framework.XMLParser.parse(XMLParser.java:900)	at weblogic.apache.xerces.jaxp.DocumentBuilderImpl.parse(DocumentBuilderImpl.java:123)	at weblogic.servlet.internal.dd.DescriptorLoader.(DescriptorLoader.java:178)	at weblogic.servlet.internal.HttpServer.loadWARContext(HttpServer.java:446)	at weblogic.servlet.internal.HttpServer.loadWebApp(HttpServer.java:404)	at weblogic.j2ee.WebAppComponent.deploy(WebAppComponent.java:74)	at weblogic.j2ee.Application.addComponent(Application.java:133)	at weblogic.j2ee.J2EEService.addDeployment(J2EEService.java:115)	at weblogic.management.mbeans.custom.DeploymentTarget.addDeployment(DeploymentTarget.java:327)	at weblogic.management.mbeans.custom.DeploymentTarget.addDeployment(DeploymentTarget.java:143)	at weblogic.management.mbeans.custom.WebServer.addWebDeployment(WebServer.java:76)	at java.lang.reflect.Method.invoke(Native Method)	at weblogic.management.internal.DynamicMBeanImpl.invokeLocally(DynamicMBeanImpl.java:562)	at weblogic.management.internal.DynamicMBeanImpl.invoke(DynamicMBeanImpl.java:548)	at weblogic.management.internal.ConfigurationMBeanImpl.invoke(ConfigurationMBeanImpl.java:285)	at com.sun.management.jmx.MBeanServerImpl.invoke(MBeanServerImpl.java:1555)	at com.sun.management.jmx.MBeanServerImpl.invoke(MBeanServerImpl.java:1523)	at weblogic.management.internal.MBeanProxy.invoke(MBeanProxy.java:439)	at weblogic.management.internal.MBeanProxy.invoke(MBeanProxy.java:180)	at $Proxy40.addWebDeployment(Unknown Source)	at weblogic.management.configuration.WebServerMBean_CachingStub.addWebDeployment(WebServerMBean_CachingStub.java:1012)	at weblogic.management.mbeans.custom.DeploymentTarget.addDeployment(DeploymentTarget.java:313)	at weblogic.management.mbeans.custom.DeploymentTarget.addDeployments(DeploymentTarget.java:277)	at weblogic.management.mbeans.custom.DeploymentTarget.updateServerDeployments(DeploymentTarget.java:232)	at weblogic.management.mbeans.custom.DeploymentTarget.updateDeployments(DeploymentTarget.java:192)	at java.lang.reflect.Method.invoke(Native Method)	at weblogic.management.internal.DynamicMBeanImpl.invokeLocally(DynamicMBeanImpl.java:562)	at weblogic.management.internal.DynamicMBeanImpl.invoke(DynamicMBeanImpl.java:548)	at weblogic.management.internal.ConfigurationMBeanImpl.invoke(ConfigurationMBeanImpl.java:285)	at com.sun.management.jmx.MBeanServerImpl.invoke(MBeanServerImpl.java:1555)	at com.sun.management.jmx.MBeanServerImpl.invoke(MBeanServerImpl.java:1523)	at weblogic.management.internal.MBeanProxy.invoke(MBeanProxy.java:439)	at weblogic.management.internal.MBeanProxy.invoke(MBeanProxy.java:180)	at $Proxy0.updateDeployments(Unknown Source)	at weblogic.management.configuration.ServerMBean_CachingStub.updateDeployments(ServerMBean_CachingStub.java:2299)	at weblogic.management.mbeans.custom.ApplicationManager.startConfigManager(ApplicationManager.java:240)	at weblogic.management.mbeans.custom.ApplicationManager.start(ApplicationManager.java:122)	at java.lang.reflect.Method.invoke(Native Method)	at weblogic.management.internal.DynamicMBeanImpl.invokeLocally(DynamicMBeanImpl.java:562)	at weblogic.management.internal.DynamicMBeanImpl.invoke(DynamicMBeanImpl.java:548)	at weblogic.management.internal.ConfigurationMBeanImpl.invoke(ConfigurationMBeanImpl.java:285)	at com.sun.management.jmx.MBeanServerImpl.invoke(MBeanServerImpl.java:1555)	at com.sun.management.jmx.MBeanServerImpl.invoke(MBeanServerImpl.java:1523)	at weblogic.management.internal.MBeanProxy.invoke(MBeanProxy.java:439)	at weblogic.management.internal.MBeanProxy.invoke(MBeanProxy.java:180)	at $Proxy9.start(Unknown Source)	at weblogic.management.configuration.ApplicationManagerMBean_CachingStub.start(ApplicationManagerMBean_CachingStub.java:435)	at weblogic.management.Admin.startApplicationManager(Admin.java:1033)	at weblogic.management.Admin.finish(Admin.java:493)	at weblogic.t3.srvr.T3Srvr.start(T3Srvr.java:429)	at weblogic.t3.srvr.T3Srvr.run(T3Srvr.java:170)	at weblogic.Server.main(Server.java:35)