TNS-12541 TNS:no listenerCause: The connection request could not be completed because the listener is not running.Action: Ensure that the supplied destination address matches one of the addresses used by the listener. Compare the TNSNAMES.ORA entry with the appropriate LISTENER.ORA file (or TNSNAV.ORA if the connection is to go by way of an Interchange). Start the listener on the remote machine.
你可以在oracle安装目录下看看\BIN\TNSLSNR是不是存在，建议这部分重装一下