标题: ORA-00030: User session ID does not exist. [打印本页] 作者: admin 时间: 2016-7-7 10:53 标题: ORA-00030: User session ID does not exist. ORA-00030: User session ID does not exist. Cause: The user session ID no longer exists, probably because the session was logged out. Action: Use a valid session ID.