OMA启动不起来，把资料库用EMCA配置在当前的数据库上了，然后启动OMA怎么也启动不起来，
    提示：
   
     服务器启动后又停止了。一些服务自动停止，如果他们没有什么可做的，例如"性能日志和警报"服务
    
   
    日志：OMS.NOHUP
   
    java.lang.NullPointerException:
 at oracle.sysman.vxx.vxxo.VxxoEMORB.getName(VxxoEMORB.java:735)
 at oracle.sysman.vxx.vxxo.VxxoEMORB.deregister(VxxoEMORB.java:467)
 at oracle.sysman.vdg.VdgAgentGatewayImpl.killService(VdgAgentGatewayImpl.java:599)
 at oracle.sysman.vxa.VxaAppServer.connectionLost(VxaAppServer.java:1482)
 at oracle.sysman.vdg.VdgAgentGatewayImpl.initiateExitAndRestart(VdgAgentGatewayImpl.java:689)
 at oracle.sysman.vdg.vdgConn.VdgConnection.pollForConnectionEvents(VdgConnection.java:2087)
 at oracle.sysman.vdg.vdgConn.VdgListenThread.inConnPollLoop_(VdgListenThread.java:427)
 at oracle.sysman.vdg.vdgConn.VdgListenThread.run(VdgListenThread.java:362)
 at oracle.sysman.vtaGallery.threadPoolManager.WorkerThread.run(Worker.java:271)
java.lang.NullPointerException:
 at java.util.Hashtable.get(Hashtable.java:259)
 at oracle.sysman.vxa.VxaAppServer.connectionLost(VxaAppServer.java:1474)
 at oracle.sysman.vdg.VdgAgentGatewayImpl.initiateExitAndRestart(VdgAgentGatewayImpl.java:689)
 at oracle.sysman.vdg.vdgConn.VdgConnection.pollForConnectionEvents(VdgConnection.java:2087)
 at oracle.sysman.vdg.vdgConn.VdgListenThread.inConnPollLoop_(VdgListenThread.java:427)
 at oracle.sysman.vdg.vdgConn.VdgListenThread.run(VdgListenThread.java:362)
 at oracle.sysman.vtaGallery.threadPoolManager.WorkerThread.run(Worker.java:271)
java.lang.NullPointerException:
 at oracle.sysman.vdb.VdbSessionFactory.checkForEmptyCreds(VdbSessionFactory.java:588)
 at oracle.sysman.vdb.VdbSessionFactory.getPrivateAutoCommitSession(VdbSessionFactory.java:1261)
 at oracle.sysman.vds.VdsImpl.getSystemAutoCommitSession(VdsImpl.java:1013)
 at oracle.sysman.vds.VdsImpl.getPrivateAutoCommitSession(VdsImpl.java:955)
 at oracle.sysman.vdg.vdgStore.VdgDbConnection.getRepositoryAutoSession(VdgDbConnection.java:84)
 at oracle.sysman.vdg.vdgStore.VdgNodeStore.getPingNodes(VdgNodeStore.java:372)
 at oracle.sysman.vdg.VdgPingManager.getNodes(VdgPingManager.java:411)
 at oracle.sysman.vdg.VdgPingManager.run(VdgPingManager.java:661)
 at oracle.sysman.vtaGallery.threadPoolManager.WorkerThread.run(Worker.java:271)
java.lang.NullPointerException:
 at java.util.Hashtable.get(Hashtable.java:259)
 at oracle.sysman.vxa.VxaAppServer.connectionLost(VxaAppServer.java:1474)
 at oracle.sysman.vdg.VdgAgentGatewayImpl.initiateExitAndRestart(VdgAgentGatewayImpl.java:689)
 at oracle.sysman.vdg.vdgConn.VdgConnection.pollForConnectionEvents(VdgConnection.java:2087)
 at oracle.sysman.vdg.vdgConn.VdgListenThread.inConnPollLoop_(VdgListenThread.java:427)
 at oracle.sysman.vdg.vdgConn.VdgListenThread.run(VdgListenThread.java:362)
 at oracle.sysman.vtaGallery.threadPoolManager.WorkerThread.run(Worker.java:271)
java.lang.NullPointerException:
 at java.util.Hashtable.get(Hashtable.java:259)
 at oracle.sysman.vxa.VxaAppServer.connectionLost(VxaAppServer.java:1474)
 at oracle.sysman.vdg.VdgAgentGatewayImpl.initiateExitAndRestart(VdgAgentGatewayImpl.java:689)
 at oracle.sysman.vdg.vdgConn.VdgConnection.pollForConnectionEvents(VdgConnection.java:2087)
 at oracle.sysman.vdg.vdgConn.VdgListenThread.inConnPollLoop_(VdgListenThread.java:427)
 at oracle.sysman.vdg.vdgConn.VdgListenThread.run(VdgListenThread.java:362)
 at oracle.sysman.vtaGallery.threadPoolManager.WorkerThread.run(Worker.java:271)
java.lang.NullPointerException:
 at java.util.Hashtable.get(Hashtable.java:259)
 at oracle.sysman.vxa.VxaAppServer.connectionLost(VxaAppServer.java:1474)
 at oracle.sysman.vdg.VdgAgentGatewayImpl.initiateExitAndRestart(VdgAgentGatewayImpl.java:689)
 at oracle.sysman.vdg.vdgConn.VdgConnection.pollForConnectionEvents(VdgConnection.java:2087)
 at oracle.sysman.vdg.vdgConn.VdgListenThread.inConnPollLoop_(VdgListenThread.java:427)
 at oracle.sysman.vdg.vdgConn.VdgListenThread.run(VdgListenThread.java:362)
 at oracle.sysman.vtaGallery.threadPoolManager.WorkerThread.run(Worker.java:271)
java.lang.NullPointerException:
 at java.util.Hashtable.get(Hashtable.java:259)
 at oracle.sysman.vxa.VxaAppServer.connectionLost(VxaAppServer.java:1474)
 at oracle.sysman.vdg.VdgAgentGatewayImpl.initiateExitAndRestart(VdgAgentGatewayImpl.java:689)
 at oracle.sysman.vdg.vdgConn.VdgConnection.pollForConnectionEvents(VdgConnection.java:2087)
 at oracle.sysman.vdg.vdgConn.VdgListenThread.inConnPollLoop_(VdgListenThread.java:427)
 at oracle.sysman.vdg.vdgConn.VdgListenThread.run(VdgListenThread.java:362)
 at oracle.sysman.vtaGallery.threadPoolManager.WorkerThread.run(Worker.java:271)
java.lang.NullPointerException:
 at java.util.Hashtable.get(Hashtable.java:259)
 at oracle.sysman.vxa.VxaAppServer.connectionLost(VxaAppServer.java:1474)
 at oracle.sysman.vdg.VdgAgentGatewayImpl.initiateExitAndRestart(VdgAgentGatewayImpl.java:689)
 at oracle.sysman.vdg.vdgConn.VdgConnection.pollForConnectionEvents(VdgConnection.java:2087)
 at oracle.sysman.vdg.vdgConn.VdgListenThread.inConnPollLoop_(VdgListenThread.java:427)
 at oracle.sysman.vdg.vdgConn.VdgListenThread.run(VdgListenThread.java:362)
 at oracle.sysman.vtaGallery.threadPoolManager.WorkerThread.run(Worker.java:271)
java.lang.NullPointerException:
 at java.util.Hashtable.get(Hashtable.java:259)
 at oracle.sysman.vxa.VxaAppServer.connectionLost(VxaAppServer.java:1474)
 at oracle.sysman.vdg.VdgAgentGatewayImpl.initiateExitAndRestart(VdgAgentGatewayImpl.java:689)
 at oracle.sysman.vdg.vdgConn.VdgConnection.pollForConnectionEvents(VdgConnection.java:2087)
 at oracle.sysman.vdg.vdgConn.VdgListenThread.inConnPollLoop_(VdgListenThread.java:427)
 at oracle.sysman.vdg.vdgConn.VdgListenThread.run(VdgListenThread.java:362)
 at oracle.sysman.vtaGallery.threadPoolManager.WorkerThread.run(Worker.java:271)
java.lang.NullPointerException:
 at java.util.Hashtable.get(Hashtable.java:259)
 at oracle.sysman.vxa.VxaAppServer.connectionLost(VxaAppServer.java:1474)
 at oracle.sysman.vdg.VdgAgentGatewayImpl.initiateExitAndRestart(VdgAgentGatewayImpl.java:689)
 at oracle.sysman.vdg.vdgConn.VdgConnection.pollForConnectionEvents(VdgConnection.java:2087)
 at oracle.sysman.vdg.vdgConn.VdgListenThread.inConnPollLoop_(VdgListenThread.java:427)
 at oracle.sysman.vdg.vdgConn.VdgListenThread.run(VdgListenThread.java:362)
 at oracle.sysman.vtaGallery.threadPoolManager.WorkerThread.run(Worker.java:271)
java.lang.NullPointerException:
 at java.util.Hashtable.get(Hashtable.java:259)
 at oracle.sysman.vxa.VxaAppServer.connectionLost(VxaAppServer.java:1474)
 at oracle.sysman.vdg.VdgAgentGatewayImpl.initiateExitAndRestart(VdgAgentGatewayImpl.java:689)
 at oracle.sysman.vdg.vdgConn.VdgConnection.pollForConnectionEvents(VdgConnection.java:2087)
 at oracle.sysman.vdg.vdgConn.VdgListenThread.inConnPollLoop_(VdgListenThread.java:427)
 at oracle.sysman.vdg.vdgConn.VdgListenThread.run(VdgListenThread.java:362)
 at oracle.sysman.vtaGallery.threadPoolManager.WorkerThread.run(Worker.java:271)
java.lang.NullPointerException:
 at java.util.Hashtable.get(Hashtable.java:259)
 at oracle.sysman.vxa.VxaAppServer.connectionLost(VxaAppServer.java:1474)
 at oracle.sysman.vdg.VdgAgentGatewayImpl.initiateExitAndRestart(VdgAgentGatewayImpl.java:689)
 at oracle.sysman.vdg.vdgConn.VdgConnection.pollForConnectionEvents(VdgConnection.java:2087)
 at oracle.sysman.vdg.vdgConn.VdgListenThread.inConnPollLoop_(VdgListenThread.java:427)
 at oracle.sysman.vdg.vdgConn.VdgListenThread.run(VdgListenThread.java:362)
 at oracle.sysman.vtaGallery.threadPoolManager.WorkerThread.run(Worker.java:271)
java.lang.NullPointerException:
 at java.util.Hashtable.get(Hashtable.java:259)
 at oracle.sysman.vxa.VxaAppServer.connectionLost(VxaAppServer.java:1474)
 at oracle.sysman.vdg.VdgAgentGatewayImpl.initiateExitAndRestart(VdgAgentGatewayImpl.java:689)
 at oracle.sysman.vdg.vdgConn.VdgConnection.pollForConnectionEvents(VdgConnection.java:2087)
 at oracle.sysman.vdg.vdgConn.VdgListenThread.inConnPollLoop_(VdgListenThread.java:427)
 at oracle.sysman.vdg.vdgConn.VdgListenThread.run(VdgListenThread.java:362)
 at oracle.sysman.vtaGallery.threadPoolManager.WorkerThread.run(Worker.java:271)
java.lang.NullPointerException:
 at java.util.Hashtable.get(Hashtable.java:259)
 at oracle.sysman.vxa.VxaAppServer.connectionLost(VxaAppServer.java:1474)
 at oracle.sysman.vdg.VdgAgentGatewayImpl.initiateExitAndRestart(VdgAgentGatewayImpl.java:689)
 at oracle.sysman.vdg.vdgConn.VdgConnection.pollForConnectionEvents(VdgConnection.java:2087)
 at oracle.sysman.vdg.vdgConn.VdgListenThread.inConnPollLoop_(VdgListenThread.java:427)
 at oracle.sysman.vdg.vdgConn.VdgListenThread.run(VdgListenThread.java:362)
 at oracle.sysman.vtaGallery.threadPoolManager.WorkerThread.run(Worker.java:271)
java.lang.NullPointerException:
 at java.util.Hashtable.get(Hashtable.java:259)
 at oracle.sysman.vxa.VxaAppServer.connectionLost(VxaAppServer.java:1474)
 at oracle.sysman.vdg.VdgAgentGatewayImpl.initiateExitAndRestart(VdgAgentGatewayImpl.java:689)
 at oracle.sysman.vdg.vdgConn.VdgConnection.pollForConnectionEvents(VdgConnection.java:2087)
 at oracle.sysman.vdg.vdgConn.VdgListenThread.inConnPollLoop_(VdgListenThread.java:427)
 at oracle.sysman.vdg.vdgConn.VdgListenThread.run(VdgListenThread.java:362)
 at oracle.sysman.vtaGallery.threadPoolManager.WorkerThread.run(Worker.java:271)
java.lang.NullPointerException:
 at java.util.Hashtable.get(Hashtable.java:259)
 at oracle.sysman.vxa.VxaAppServer.connectionLost(VxaAppServer.java:1474)
 at oracle.sysman.vdg.VdgAgentGatewayImpl.initiateExitAndRestart(VdgAgentGatewayImpl.java:689)
 at oracle.sysman.vdg.vdgConn.VdgConnection.pollForConnectionEvents(VdgConnection.java:2087)
 at oracle.sysman.vdg.vdgConn.VdgListenThread.inConnPollLoop_(VdgListenThread.java:427)
 at oracle.sysman.vdg.vdgConn.VdgListenThread.run(VdgListenThread.java:362)
 at oracle.sysman.vtaGallery.threadPoolManager.WorkerThread.run(Worker.java:271)
java.lang.NullPointerException:
 at java.util.Hashtable.get(Hashtable.java:259)
 at oracle.sysman.vxa.VxaAppServer.connectionLost(VxaAppServer.java:1474)
 at oracle.sysman.vdg.VdgAgentGatewayImpl.initiateExitAndRestart(VdgAgentGatewayImpl.java:689)
 at oracle.sysman.vdg.vdgConn.VdgConnection.pollForConnectionEvents(VdgConnection.java:2087)
 at oracle.sysman.vdg.vdgConn.VdgListenThread.inConnPollLoop_(VdgListenThread.java:427)
 at oracle.sysman.vdg.vdgConn.VdgListenThread.run(VdgListenThread.java:362)
 at oracle.sysman.vtaGallery.threadPoolManager.WorkerThread.run(Worker.java:271)
java.lang.NullPointerException:
 at java.util.Hashtable.get(Hashtable.java:259)
 at oracle.sysman.vxa.VxaAppServer.connectionLost(VxaAppServer.java:1474)
 at oracle.sysman.vdg.VdgAgentGatewayImpl.initiateExitAndRestart(VdgAgentGatewayImpl.java:689)
 at oracle.sysman.vdg.vdgConn.VdgConnection.pollForConnectionEvents(VdgConnection.java:2087)
 at oracle.sysman.vdg.vdgConn.VdgListenThread.inConnPollLoop_(VdgListenThread.java:427)
 at oracle.sysman.vdg.vdgConn.VdgListenThread.run(VdgListenThread.java:362)
 at oracle.sysman.vtaGallery.threadPoolManager.WorkerThread.run(Worker.java:271)
oracle.sysman.vxx.vxxo.VxxoNameNotFoundException: VXX-2009 : 无法找到服务上下文
 at oracle.sysman.vxx.vxxo.VxxoEMORB.getNextBindName(VxxoEMORB.java:813)
 at oracle.sysman.vxx.vxxo.VxxoEMORB.bind(VxxoEMORB.java:333)
 at oracle.sysman.vxa.VxaAppServer.cacheServiceIOR(VxaAppServer.java:1904)
 at oracle.sysman.vxa.VxaAppServer.main(VxaAppServer.java:3150)
exception VxaInvalidStateException{wstring reason="VXA-3032 : \?25\?76\?50 ORB \?12\?21\?32 OMS \?15\?41\?66\?72\?31\?02\?43\?50\?63\?55 oms";}
 at oracle.sysman.vxa.VxaAppServer.main(VxaAppServer.java:3152)

启动 Oracle Management Server 时出错。java.lang.NullPointerException:
 at java.util.Hashtable.get(Hashtable.java:259)
 at oracle.sysman.vxa.VxaAppServer.stopServices(VxaAppServer.java:1406)
 at oracle.sysman.vxa.VxaAppServer.exit(VxaAppServer.java:2533)
 at oracle.sysman.vxa.VxaAppServer.main(VxaAppServer.java:3166)
java.lang.NullPointerException:
 at java.util.Hashtable.get(Hashtable.java:259)
 at oracle.sysman.vxa.VxaAppServer.stopServices(VxaAppServer.java:1406)
 at oracle.sysman.vxa.VxaAppServer.exit(VxaAppServer.java:2533)
 at oracle.sysman.vxa.VxaAppServer.main(VxaAppServer.java:3166)
java.lang.NullPointerException:
 at java.util.Hashtable.get(Hashtable.java:259)
 at oracle.sysman.vxa.VxaAppServer.stopServices(VxaAppServer.java:1406)
 at oracle.sysman.vxa.VxaAppServer.exit(VxaAppServer.java:2533)
 at oracle.sysman.vxa.VxaAppServer.main(VxaAppServer.java:3166)
java.lang.NullPointerException:
 at java.util.Hashtable.get(Hashtable.java:259)
 at oracle.sysman.vxa.VxaAppServer.stopServices(VxaAppServer.java:1406)
 at oracle.sysman.vxa.VxaAppServer.exit(VxaAppServer.java:2533)
 at oracle.sysman.vxa.VxaAppServer.main(VxaAppServer.java:3166)
java.lang.NullPointerException:
 at java.util.Hashtable.get(Hashtable.java:259)
 at oracle.sysman.vxa.VxaAppServer.stopServices(VxaAppServer.java:1406)
 at oracle.sysman.vxa.VxaAppServer.exit(VxaAppServer.java:2533)
 at oracle.sysman.vxa.VxaAppServer.main(VxaAppServer.java:3166)
java.lang.NullPointerException:
 at java.util.Hashtable.get(Hashtable.java:259)
 at oracle.sysman.vxa.VxaAppServer.stopServices(VxaAppServer.java:1406)
 at oracle.sysman.vxa.VxaAppServer.exit(VxaAppServer.java:2533)
 at oracle.sysman.vxa.VxaAppServer.main(VxaAppServer.java:3166)
java.lang.NullPointerException:
 at java.util.Hashtable.get(Hashtable.java:259)
 at oracle.sysman.vxa.VxaAppServer.stopServices(VxaAppServer.java:1406)
 at oracle.sysman.vxa.VxaAppServer.exit(VxaAppServer.java:2533)
 at oracle.sysman.vxa.VxaAppServer.main(VxaAppServer.java:3166)
java.lang.NullPointerException:
 at java.util.Hashtable.get(Hashtable.java:259)
 at oracle.sysman.vxa.VxaAppServer.stopServices(VxaAppServer.java:1406)
 at oracle.sysman.vxa.VxaAppServer.exit(VxaAppServer.java:2533)
 at oracle.sysman.vxa.VxaAppServer.main(VxaAppServer.java:3166)
java.lang.NullPointerException:
 at java.util.Hashtable.get(Hashtable.java:259)
 at oracle.sysman.vxa.VxaAppServer.stopServices(VxaAppServer.java:1406)
 at oracle.sysman.vxa.VxaAppServer.exit(VxaAppServer.java:2533)
 at oracle.sysman.vxa.VxaAppServer.main(VxaAppServer.java:3166)
java.lang.NullPointerException:
 at java.util.Hashtable.get(Hashtable.java:259)
 at oracle.sysman.vxa.VxaAppServer.stopServices(VxaAppServer.java:1406)
 at oracle.sysman.vxa.VxaAppServer.exit(VxaAppServer.java:2533)
 at oracle.sysman.vxa.VxaAppServer.main(VxaAppServer.java:3166)
java.lang.NullPointerException:
 at java.util.Hashtable.get(Hashtable.java:259)
 at oracle.sysman.vxa.VxaAppServer.stopServices(VxaAppServer.java:1406)
 at oracle.sysman.vxa.VxaAppServer.exit(VxaAppServer.java:2533)
 at oracle.sysman.vxa.VxaAppServer.main(VxaAppServer.java:3166)
java.lang.NullPointerException:
 at java.util.Hashtable.get(Hashtable.java:259)
 at oracle.sysman.vxa.VxaAppServer.stopServices(VxaAppServer.java:1406)
 at oracle.sysman.vxa.VxaAppServer.exit(VxaAppServer.java:2533)
 at oracle.sysman.vxa.VxaAppServer.main(VxaAppServer.java:3166)
java.lang.NullPointerException:
 at java.util.Hashtable.get(Hashtable.java:259)
 at oracle.sysman.vxa.VxaAppServer.stopServices(VxaAppServer.java:1406)
 at oracle.sysman.vxa.VxaAppServer.exit(VxaAppServer.java:2533)
 at oracle.sysman.vxa.VxaAppServer.main(VxaAppServer.java:3166)
java.lang.NullPointerException:
 at java.util.Hashtable.get(Hashtable.java:259)
 at oracle.sysman.vxa.VxaAppServer.stopServices(VxaAppServer.java:1406)
 at oracle.sysman.vxa.VxaAppServer.exit(VxaAppServer.java:2533)
 at oracle.sysman.vxa.VxaAppServer.main(VxaAppServer.java:3166)
java.lang.NullPointerException:
 at java.util.Hashtable.get(Hashtable.java:259)
 at oracle.sysman.vxa.VxaAppServer.stopServices(VxaAppServer.java:1406)
 at oracle.sysman.vxa.VxaAppServer.exit(VxaAppServer.java:2533)
 at oracle.sysman.vxa.VxaAppServer.main(VxaAppServer.java:3166)
java.lang.NullPointerException:
 at java.util.Hashtable.get(Hashtable.java:259)
 at oracle.sysman.vxa.VxaAppServer.stopServices(VxaAppServer.java:1406)
 at oracle.sysman.vxa.VxaAppServer.exit(VxaAppServer.java:2533)
 at oracle.sysman.vxa.VxaAppServer.main(VxaAppServer.java:3166)
java.lang.NullPointerException:
 at java.util.Hashtable.get(Hashtable.java:259)
 at oracle.sysman.vxa.VxaAppServer.stopServices(VxaAppServer.java:1406)
 at oracle.sysman.vxa.VxaAppServer.exit(VxaAppServer.java:2533)
 at oracle.sysman.vxa.VxaAppServer.main(VxaAppServer.java:3166)
java.lang.NullPointerException:
 at java.util.Hashtable.get(Hashtable.java:259)
 at oracle.sysman.vxa.VxaAppServer.stopServices(VxaAppServer.java:1406)
 at oracle.sysman.vxa.VxaAppServer.exit(VxaAppServer.java:2533)
 at oracle.sysman.vxa.VxaAppServer.main(VxaAppServer.java:3166)
java.lang.NullPointerException:
 at java.util.Hashtable.get(Hashtable.java:259)
 at oracle.sysman.vxa.VxaAppServer.stopServices(VxaAppServer.java:1406)
 at oracle.sysman.vxa.VxaAppServer.exit(VxaAppServer.java:2533)
 at oracle.sysman.vxa.VxaAppServer.main(VxaAppServer.java:3166)
java.lang.NullPointerException:
 at java.util.Hashtable.get(Hashtable.java:259)
 at oracle.sysman.vxa.VxaAppServer.stopServices(VxaAppServer.java:1406)
 at oracle.sysman.vxa.VxaAppServer.exit(VxaAppServer.java:2533)
 at oracle.sysman.vxa.VxaAppServer.main(VxaAppServer.java:3166)
java.lang.NullPointerException:
 at java.util.Hashtable.get(Hashtable.java:259)
 at oracle.sysman.vxa.VxaAppServer.connectionLost(VxaAppServer.java:1474)
 at oracle.sysman.vdg.VdgAgentGatewayImpl.initiateExitAndRestart(VdgAgentGatewayImpl.java:689)
 at oracle.sysman.vdg.vdgConn.VdgConnection.pollForConnectionEvents(VdgConnection.java:2087)
 at oracle.sysman.vdg.vdgConn.VdgListenThread.inConnPollLoop_(VdgListenThread.java:427)
 at oracle.sysman.vdg.vdgConn.VdgListenThread.run(VdgListenThread.java:362)
 at oracle.sysman.vtaGallery.threadPoolManager.WorkerThread.run(Worker.java:271)
java.lang.NullPointerException:
 at java.util.Hashtable.get(Hashtable.java:259)
 at oracle.sysman.vxa.VxaAppServer.connectionLost(VxaAppServer.java:1474)
 at oracle.sysman.vdg.VdgAgentGatewayImpl.initiateExitAndRestart(VdgAgentGatewayImpl.java:689)
 at oracle.sysman.vdg.vdgConn.VdgConnection.pollForConnectionEvents(VdgConnection.java:2087)
 at oracle.sysman.vdg.vdgConn.VdgListenThread.inConnPollLoop_(VdgListenThread.java:427)
 at oracle.sysman.vdg.vdgConn.VdgListenThread.run(VdgListenThread.java:362)
 at oracle.sysman.vtaGallery.threadPoolManager.WorkerThread.run(Worker.java:271)
java.lang.NullPointerException:
 at java.util.Hashtable.get(Hashtable.java:259)
 at oracle.sysman.vxa.VxaAppServer.connectionLost(VxaAppServer.java:1474)
 at oracle.sysman.vdg.VdgAgentGatewayImpl.initiateExitAndRestart(VdgAgentGatewayImpl.java:689)
 at oracle.sysman.vdg.vdgConn.VdgConnection.pollForConnectionEvents(VdgConnection.java:2087)
 at oracle.sysman.vdg.vdgConn.VdgListenThread.inConnPollLoop_(VdgListenThread.java:427)
 at oracle.sysman.vdg.vdgConn.VdgListenThread.run(VdgListenThread.java:362)
 at oracle.sysman.vtaGallery.threadPoolManager.WorkerThread.run(Worker.java:271)
"Could not start management server. Initialization failure"
该如何解决

 我安装的是9。2。0。1。0版本，系统XP