服务启动时的错误，是什么原因？

<2004-11-24 下午16时45分33秒 CST> <Warning> <Management> <BEA-149317> <Application JBuilder_WebRun is configured with a deprecated deployment protocol and will be deployed as such.>

<2004-11-24 下午16时46分02秒 CST> <Warning> <Net> <BEA-000905> <Could not open connection with host: java.sun.com and port: 80.>

<2004-11-24 下午16时46分24秒 CST> <Warning> <Net> <BEA-000905> <Could not open connection with host: java.sun.com and port: 80.>

<2004-11-24 下午16时46分45秒 CST> <Warning> <Net> <BEA-000905> <Could not open connection with host: java.sun.com and port: 80.>

<2004-11-24 下午16时47分06秒 CST> <Warning> <Net> <BEA-000905> <Could not open connection with host: java.sun.com and port: 80.>

[2004-11-24 16:47:06] runqianReportLogger : [INFO ] - Tried all: '4' addresses, but could not connect over HTTP to server: 'java.sun.com', port: '80': Tried all: '4' addresses, but could not connect over HTTP to server: 'java.sun.com', port: '80'

org.jdom.JDOMException: Tried all: '4' addresses, but could not connect over HTTP to server: 'java.sun.com', port: '80': Tried all: '4' addresses, but could not connect over HTTP to server: 'java.sun.com', port: '80'

at org.jdom.input.SAXBuilder.build(SAXBuilder.java:323)

at org.jdom.input.SAXBuilder.build(SAXBuilder.java:340)

at com.runqian.report.view.ServletMappings.read(ServletMappings.java:13)

at com.runqian.report.view.DataServlet.init(DataServlet.java:152)

at javax.servlet.GenericServlet.init(GenericServlet.java:258)

at weblogic.servlet.internal.ServletStubImpl$ServletInitAction.run(ServletStubImpl.java:993)

at weblogic.security.acl.internal.AuthenticatedSubject.doAs(AuthenticatedSubject.java:317)

at weblogic.security.service.SecurityManager.runAs(SecurityManager.java:118)

at weblogic.servlet.internal.ServletStubImpl.createServlet(ServletStubImpl.java:869)

at weblogic.servlet.internal.ServletStubImpl.createInstances(ServletStubImpl.java:848)

at weblogic.servlet.internal.ServletStubImpl.prepareServlet(ServletStubImpl.java:787)

at weblogic.servlet.internal.WebAppServletContext.preloadServlet(WebAppServletContext.java:3252)

at weblogic.servlet.internal.WebAppServletContext.preloadServlets(WebAppServletContext.java:3197)

at weblogic.servlet.internal.WebAppServletContext.preloadResources(WebAppServletContext.java:3174)

at weblogic.servlet.internal.HttpServer.preloadResources(HttpServer.java:688)

at weblogic.servlet.internal.WebService.preloadResources(WebService.java:483)

at weblogic.servlet.internal.ServletInitService.resume(ServletInitService.java:30)

at weblogic.t3.srvr.SubsystemManager.resume(SubsystemManager.java:131)

at weblogic.t3.srvr.T3Srvr.resume(T3Srvr.java:964)

at weblogic.t3.srvr.T3Srvr.run(T3Srvr.java:359)

at weblogic.Server.main(Server.java:32)

Root cause:

java.net.ConnectException: Tried all: '4' addresses, but could not connect over HTTP to server: 'java.sun.com', port: '80'

at weblogic.net.http.HttpClient.openServer(HttpClient.java:275)

at weblogic.net.http.HttpClient.openServer(HttpClient.java:327)

at weblogic.net.http.HttpClient.<init>(HttpClient.java:128)

at weblogic.net.http.HttpClient.New(HttpClient.java:196)

at weblogic.net.http.HttpURLConnection.connect(HttpURLConnection.java:117)

at weblogic.net.http.HttpURLConnection.getInputStream(HttpURLConnection.java:293)

at java.net.URL.openStream(URL.java:960)

at org.apache.xerces.impl.XMLEntityManager.setupCurrentEntity(Unknown Source)

at org.apache.xerces.impl.XMLEntityManager.startEntity(Unknown Source)

at org.apache.xerces.impl.XMLEntityManager.startDTDEntity(Unknown Source)

at org.apache.xerces.impl.XMLDTDScannerImpl.setInputSource(Unknown Source)

at org.apache.xerces.impl.XMLDocumentScannerImpl$DTDDispatcher.dispatch(Unknown Source)

at org.apache.xerces.impl.XMLDocumentFragmentScannerImpl.scanDocument(Unknown Source)

at org.apache.xerces.parsers.XML11Configuration.parse(Unknown Source)

at org.apache.xerces.parsers.DTDConfiguration.parse(Unknown Source)

at org.apache.xerces.parsers.XMLParser.parse(Unknown Source)

at org.apache.xerces.parsers.AbstractSAXParser.parse(Unknown Source)

at org.jdom.input.SAXBuilder.build(SAXBuilder.java:305)

at org.jdom.input.SAXBuilder.build(SAXBuilder.java:340)

at com.runqian.report.view.ServletMappings.read(ServletMappings.java:13)

at com.runqian.report.view.DataServlet.init(DataServlet.java:152)

at javax.servlet.GenericServlet.init(GenericServlet.java:258)

at weblogic.servlet.internal.ServletStubImpl$ServletInitAction.run(ServletStubImpl.java:993)

at weblogic.security.acl.internal.AuthenticatedSubject.doAs(AuthenticatedSubject.java:317)

at weblogic.security.service.SecurityManager.runAs(SecurityManager.java:118)

at weblogic.servlet.internal.ServletStubImpl.createServlet(ServletStubImpl.java:869)

at weblogic.servlet.internal.ServletStubImpl.createInstances(ServletStubImpl.java:848)

at weblogic.servlet.internal.ServletStubImpl.prepareServlet(ServletStubImpl.java:787)

at weblogic.servlet.internal.WebAppServletContext.preloadServlet(WebAppServletContext.java:3252)

at weblogic.servlet.internal.WebAppServletContext.preloadServlets(WebAppServletContext.java:3197)

at weblogic.servlet.internal.WebAppServletContext.preloadResources(WebAppServletContext.java:3174)

at weblogic.servlet.internal.HttpServer.preloadResources(HttpServer.java:688)

at weblogic.servlet.internal.WebService.preloadResources(WebService.java:483)

at weblogic.servlet.internal.ServletInitService.resume(ServletInitService.java:30)

at weblogic.t3.srvr.SubsystemManager.resume(SubsystemManager.java:131)

at weblogic.t3.srvr.T3Srvr.resume(T3Srvr.java:964)

at weblogic.t3.srvr.T3Srvr.run(T3Srvr.java:359)

at weblogic.Server.main(Server.java:32)