weblogic集群部署，启动有问题

<2013-6-20 上午11时10分42秒 CST> <Error> <Deployer> <BEA-149205> <Failed to initialize the application 'ams' due to error weblogic.management.DeploymentException: Exception occured while downloading files.
weblogic.management.DeploymentException: Exception occured while downloading files
        at weblogic.deploy.internal.targetserver.datamanagement.AppDataUpdate.doDownload(AppDataUpdate.java:43)
        at weblogic.deploy.internal.targetserver.datamanagement.DataUpdate.download(DataUpdate.java:56)
        at weblogic.deploy.internal.targetserver.datamanagement.Data.prepareDataUpdate(Data.java:97)
        at weblogic.deploy.internal.targetserver.BasicDeployment.prepareDataUpdate(BasicDeployment.java:686)
        at weblogic.deploy.internal.targetserver.BasicDeployment.stageFilesForStatic(BasicDeployment.java:729)
        Truncated. see log file for complete stacktrace
Caused By: java.io.IOException: [DeploymentService:290066]Error occurred while downloading files from admin server for deployment request "0". Underlying error is: "null"
        at weblogic.deploy.service.datatransferhandlers.HttpDataTransferHandler.getDataAsStream(HttpDataTransferHandler.java:86)
        at weblogic.deploy.service.datatransferhandlers.DataHandlerManager


$RemoteDataTransferHandler.getDataAsStream(DataHandlerManager.java:153)
        at weblogic.deploy.internal.targetserver.datamanagement.AppDataUpdate.doDownload(AppDataUpdate.java:39)
        at weblogic.deploy.internal.targetserver.datamanagement.DataUpdate.download(DataUpdate.java:56)
        at weblogic.deploy.internal.targetserver.datamanagement.Data.prepareDataUpdate(Data.java:97)
        Truncated. see log file for complete stacktrace
> 

补充：企业软件 ,  其他