大家帮帮忙，看下这个为什么？
每次部署的时候都报这个错。
weblogic.management.DeploymentException: [Deployer:149189]Attempt to operate 'deploy' on null BasicDeploymentMBean for deployment _appsdir_HelloWorld_jar. Operation can not be performed until server is restarted.
at weblogic.deploy.internal.targetserver.DeploymentManager.assertDeploymentMBeanIsNonNull(DeploymentManager.java:1281)
at weblogic.deploy.internal.targetserver.DeploymentManager.findDeploymentMBean(DeploymentManager.java:1322)
at weblogic.deploy.internal.targetserver.DeploymentManager.createOperation(DeploymentManager.java:1022)
at weblogic.deploy.internal.targetserver.DeploymentManager.createOperations(DeploymentManager.java:1368)
at weblogic.deploy.internal.targetserver.DeploymentManager.handleUpdateDeploymentContext(DeploymentManager.java:160)
Truncated. see log file for complete stacktrace
>
搞了一下午了，也没明白过来。头都大了。
------解决方案--------------------
嗯。