How to fix the Oracle error ORA-09749: pws_look_up: port lookup failure?

In this post, you’ll learn more about the Oracle ErrorORA-09749: pws_look_up: port lookup failure with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-09749: pws_look_up: port lookup failure

Reason for the Error ORA-09749: pws_look_up: port lookup failure

The pws_look_up could not find a port to (Oracle helper).

How to fix the Error ORA-09749: pws_look_up: port lookup failure ?

You can fix this error in Oracle by following the below steps

Make sure the (Oracle helper) server has been started correctly by pws_look_up, and that the network name server is still running.