admin server WLS start up error BEA-000386

ERROR:

<Critical> <WebLogicServer> <BEA-000386> <Server subsystem failed. Reason: weblogic.security.SecurityInitializationException: Authentication for user weblogic denied
weblogic.security.SecurityInitializationException: Authentication for user weblogic denied
       at weblogic.security.service.CommonSecurityServiceManagerDelegateImpl.doBootAuthorization(CommonSecurityServiceManagerDelegateImpl.java:965)
       at weblogic.security.service.CommonSecurityServiceManagerDelegateImpl.initialize(CommonSecurityServiceManagerDelegateImpl.java:1050)
       at weblogic.security.service.SecurityServiceManager.initialize(SecurityServiceManager.java:873)
       at weblogic.security.SecurityService.start(SecurityService.java:141)
       at weblogic.t3.srvr.SubsystemRequest.run(SubsystemRequest.java:64)
       Truncated. see log file for complete stacktrace
Caused By: javax.security.auth.login.FailedLoginException: [Security:090303]Authentication Failed: User weblogic weblogic.security.providers.authentication.LDAPAtnDelegateException: [Security:090295]caught unexpected exception
       at weblogic.security.providers.authentication.LDAPAtnLoginModuleImpl.login(LDAPAtnLoginModuleImpl.java:251)
       at com.bea.common.security.internal.service.LoginModuleWrapper$1.run(LoginModuleWrapper.java:110)
       at com.bea.common.security.internal.service.LoginModuleWrapper.login(LoginModuleWrapper.java:106)
       at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
       at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
       Truncated. see log file for complete stacktrace
>
 <Notice> <WebLogicServer> <BEA-000365> <Server state changed to FAILED>
<Error> <WebLogicServer> <BEA-000383> <A critical service failed. The server will shut itself down>
 <Notice> <WebLogicServer> <BEA-000365> <Server state changed to FORCE_SHUTTING_DOWN>


Solution:

taking the "servers/<managed>/data/ldap" directory and putting it in place of AdminServer's "ldap" directory solves this issue: the AdminServer boots fine