我在JB9-->RUN-->configuration-->将server配置后，启动服务器产生报错信息：
***************************************************************************
The WebLogic Server did not start up properly.
Exception raised:
java.lang.SecurityException: Authentication for user orant denied
at weblogic.security.service.SecurityServiceManager.doBootAuthorization(SecurityServiceManager.java:1078)
at weblogic.security.service.SecurityServiceManager.initialize(SecurityServiceManager.java:1216)
at weblogic.t3.srvr.T3Srvr.initialize1(T3Srvr.java:723)
at weblogic.t3.srvr.T3Srvr.initialize(T3Srvr.java:594)
at weblogic.t3.srvr.T3Srvr.run(T3Srvr.java:282)
at weblogic.Server.main(Server.java:32)
Reason: Fatal initialization exception
Throwable: java.lang.SecurityException: Authentication for user orant denied
java.lang.SecurityException: Authentication for user orant denied
at weblogic.security.service.SecurityServiceManager.doBootAuthorization(SecurityServiceManager.java:1078)
at weblogic.security.service.SecurityServiceManager.initialize(SecurityServiceManager.java:1216)
at weblogic.t3.srvr.T3Srvr.initialize1(T3Srvr.java:723)
at weblogic.t3.srvr.T3Srvr.initialize(T3Srvr.java:594)
at weblogic.t3.srvr.T3Srvr.run(T3Srvr.java:282)
at weblogic.Server.main(Server.java:32)
***************************************************************************（其中orant是weblogic用户名）
请问如何解决？