文档解释 ORA-28277: LDAP search, while authenticating global user with passwords, failed. Cause: The LDAP search for finding the appropriate user en……

文档解释 ORA-32520: error authenticating credentials Cause: An error was encountered while authenticating credentials. Action: Check the other error……

文档解释 ORA-24327: need explicit attach before authenticating a user Cause: A server context must be initialized before creating a session. Action:……