启动EAS客户端时报如下 坐等求解

com.kingdee.eas.client.startup.exception.EASClientException: 未知的问题
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at com.kingdee.eas.client.startup.exception.ExceptionHandler.handle(ExceptionHandler.java:21)
at com.kingdee.eas.client.startup.ClientUpdater.update(ClientUpdater.java:63)
at com.kingdee.eas.client.startup.EASClientStarter.update(EASClientStarter.java:57)
at com.kingdee.eas.tools.bodyguard.BodyguardDlg.checkAndUpdate(BodyguardDlg.java:209)
at com.kingdee.eas.tools.bodyguard.BodyguardDlg.newTask(BodyguardDlg.java:101)
at com.kingdee.eas.tools.bodyguard.BodyguardDlg.doTask(BodyguardDlg.java:48)
at com.kingdee.eas.tools.bodyguard.extcomponent.FrmRunTask$2.run(FrmRunTask.java:218)
at foxtrot.AbstractWorkerThread$1.run(AbstractWorkerThread.java:39)
at java.security.AccessController.doPrivileged(Native Method)
at foxtrot.AbstractWorkerThread.runTask(AbstractWorkerThread.java:35)
at foxtrot.workers.SingleWorkerThread.run(SingleWorkerThread.java:196)
at foxtrot.workers.SingleWorkerThread.run(SingleWorkerThread.java:179)
at java.lang.Thread.run(Thread.java:662)
Caused by: java.lang.NullPointerException
at com.kingdee.eas.client.startup.update.check.JnlpVersionUtil.isNewestJnlp(JnlpVersionUtil.java:76)
at com.kingdee.eas.client.startup.update.check.CacheStateImpl.loadServerCache(CacheStateImpl.java:83)
at com.kingdee.eas.client.startup.update.check.CacheStateImpl.(CacheStateImpl.java:60)
at com.kingdee.eas.client.startup.update.check.CacheStateFactory.createRawCacheState(CacheStateFactory.java:65)
at com.kingdee.eas.client.startup.update.check.FullDLCacheStateImplWrapper.(FullDLCacheStateImplWrapper.java:23)
at com.kingdee.eas.client.startup.update.check.CacheStateFactory.createFullDLCacheState(CacheStateFactory.java:53)
at com.kingdee.eas.client.startup.update.check.CacheStateFactory.createCurrentCacheState(CacheStateFactory.java:20)
at com.kingdee.eas.client.startup.update.EasClientExplicitUpdater.(EasClientExplicitUpdater.java:40)
at com.kingdee.eas.client.startup.update.EasClientExplicitUpdater.getInstance(EasClientExplicitUpdater.java:36)
at com.kingdee.eas.client.startup.ClientUpdater.update(ClientUpdater.java:43)
... 11 more
java.lang.NullPointerException
at com.kingdee.eas.client.startup.update.check.JnlpVersionUtil.isNewestJnlp(JnlpVersionUtil.java:76)
at com.kingdee.eas.client.startup.update.check.CacheStateImpl.loadServerCache(CacheStateImpl.java:83)
at com.kingdee.eas.client.startup.update.check.CacheStateImpl.(CacheStateImpl.java:60)
at com.kingdee.eas.client.startup.update.check.CacheStateFactory.createRawCacheState(CacheStateFactory.java:65)
at com.kingdee.eas.client.startup.update.check.FullDLCacheStateImplWrapper.(FullDLCacheStateImplWrapper.java:23)
at com.kingdee.eas.client.startup.update.check.CacheStateFactory.createFullDLCacheState(CacheStateFactory.java:53)
at com.kingdee.eas.client.startup.update.check.CacheStateFactory.createCurrentCacheState(CacheStateFactory.java:20)
at com.kingdee.eas.client.startup.update.EasClientExplicitUpdater.(EasClientExplicitUpdater.java:40)
at com.kingdee.eas.client.startup.update.EasClientExplicitUpdater.getInstance(EasClientExplicitUpdater.java:36)
at com.kingdee.eas.client.startup.ClientUpdater.update(ClientUpdater.java:43)
at com.kingdee.eas.client.startup.EASClientStarter.update(EASClientStarter.java:57)
at com.kingdee.eas.tools.bodyguard.BodyguardDlg.checkAndUpdate(BodyguardDlg.java:209)
at com.kingdee.eas.tools.bodyguard.BodyguardDlg.newTask(BodyguardDlg.java:101)
at com.kingdee.eas.tools.bodyguard.BodyguardDlg.doTask(BodyguardDlg.java:48)
at com.kingdee.eas.tools.bodyguard.extcomponent.FrmRunTask$2.run(FrmRunTask.java:218)
at foxtrot.AbstractWorkerThread$1.run(AbstractWorkerThread.java:39)
at java.security.AccessController.doPrivileged(Native Method)
at foxtrot.AbstractWorkerThread.runTask(AbstractWorkerThread.java:35)
at foxtrot.workers.SingleWorkerThread.run(SingleWorkerThread.java:196)
at foxtrot.workers.SingleWorkerThread.run(SingleWorkerThread.java:179)
at java.lang.Thread.run(Thread.java:662)