websphere 7.0 z 安装失败

在安装提示 “失败 未安以下装产品” WebSphere Application Server Network Deployment  。
日志
(2010-1-13 11:28:37), Process, com.ibm.ws.install.ni.ismp.mediaspanning.InstallNIFMaintenanceMediaSpanning, err, E:软件工具WEBSPH~1.0WAS..JDKjre.pakrepositorypackage.java.jrejavadocsautorun.inf (系统找不到指定的文件。)
(2010-1-13 11:28:37), Process, com.ibm.ws.install.ni.ismp.mediaspanning.InstallNIFMaintenanceMediaSpanning, err, 无法替换文件 java/docs/autorun.inf。
(2010-1-13 11:28:37), Process, com.ibm.ws.install.ni.ismp.mediaspanning.InstallNIFMaintenanceMediaSpanning, err, com.ibm.ws.install.ni.framework.NIFException: 无法替换文件 java/docs/autorun.inf。
at com.ibm.ws.install.ni.ismp.mediaspanning.InstallNIFMaintenanceMediaSpanning.executeThisInstallPackage(InstallNIFMaintenanceMediaSpanning.java:270)
at com.ibm.ws.install.ni.ismp.actions.InstallNIFMaintenance.performExecution(InstallNIFMaintenance.java:379)
at com.ibm.ws.install.ni.ismp.actions.InstallNIFMaintenance.execute(InstallNIFMaintenance.java:77)
at com.installshield.wizard.RunnableWizardBeanContext.run(RunnableWizardBeanContext.java:20)
Caused by: com.ibm.ws.install.ni.framework.NIFException: 无法替换文件 java/docs/autorun.inf。
at com.ibm.ws.install.ni.framework.install.NIFPackageApplicationPlugin.performUpgrade(NIFPackageApplicationPlugin.java:600)
at com.ibm.ws.install.ni.framework.install.NIFPackageApplicationPlugin.execute(NIFPackageApplicationPlugin.java:118)
at com.ibm.ws.install.ni.framework.satellites.DeploySatellitesPlugin.installSatellites(DeploySatellitesPlugin.java:316)
at com.ibm.ws.install.ni.framework.satellites.DeploySatellitesPlugin.execute(DeploySatellitesPlugin.java:158)
at com.ibm.ws.install.ni.ismp.actions.InstallNIFMaintenance.executeTheseInstallPackages(InstallNIFMaintenance.java:1061)
at com.ibm.ws.install.ni.ismp.actions.InstallNIFMaintenance.executeThisInstallPackage(InstallNIFMaintenance.java:622)
at com.ibm.ws.install.ni.ismp.actions.InstallNIFMaintenance.executeThisInstallPackage(InstallNIFMaintenance.java:1012)
at com.ibm.ws.install.ni.ismp.actions.InstallNIFMaintenance.executeThisInstallPackage(InstallNIFMaintenance.java:500)
at com.ibm.ws.install.ni.ismp.actions.InstallNIFMaintenance.executeThisInstallPackage(InstallNIFMaintenance.java:432)
at com.ibm.ws.install.ni.ismp.mediaspanning.InstallNIFMaintenanceMediaSpanning.executeThisInstallPackage(InstallNIFMaintenanceMediaSpanning.java:129)
... 3 more
Caused by: com.ibm.ws.install.ni.framework.fileactions.NIFFileActionIOException: 无法替换文件 java/docs/autorun.inf。
at com.ibm.ws.install.ni.framework.fileactions.ReplaceFileActionPlugin.execute(ReplaceFileActionPlugin.java:108)
at com.ibm.ws.install.ni.framework.fileactions.AddFileActionPlugin.execute(AddFileActionPlugin.java:79)
at com.ibm.ws.install.ni.framework.fileactions.FileActionPlugin.executeFileAction(FileActionPlugin.java:54)
at com.ibm.ws.install.ni.updi.component.was.ComponentFileActions.execute(ComponentFileActions.java:95)
at com.ibm.ws.install.ni.updi.component.was.ComponentDeployAction.execute(ComponentDeployAction.java:48)
at com.ibm.ws.install.ni.updi.component.was.UpdateComponent.execute(UpdateComponent.java:93)
at com.ibm.ws.install.ni.framework.component.ComponentAction.executeComponentActions(ComponentAction.java:215)
at com.ibm.ws.install.ni.framework.component.ComponentAction.executeComponentActions(ComponentAction.java:75)
at com.ibm.ws.install.ni.framework.install.NIFPackageApplicationPlugin.performUpgrade(NIFPackageApplicationPlugin.java:548)
... 12 more
(2010-1-13 11:28:37), Process, com.ibm.ws.install.ni.ismp.actions.SettleNIFRegistryAction, msg1, 当前安装/卸载进程失败。