标题: ORA-12203: TNS:unable to connect to destination [打印本页] 作者: admin 时间: 2016-8-8 16:48 标题: ORA-12203: TNS:unable to connect to destination ORA-12203: TNS:unableto connect to destination Cause: Invalid address specified or destination is notlistening. This error can also
occur because of underlying network or network transport problems. Action: Verifythat the net service name you entered was correct. Verify that the
ADDRESS portion of the connect descriptor which corresponds to the net service
name is correct. Ensure that the destination process (for example the listener)is
running at the remote node.