ORA-28030 Server encountered problems accessing LDAP directory service如何解决
wsdch 2003-10-18 11:35:29 ORA-28030 Server encountered problems accessing LDAP directory service
Cause: Unable to access LDAP directory service.
Action: Contact your system administrator.
我创建了一个database link访问另一个oracle数据库,创建后用select语句访问表时报上面的错误,请教如何解决?