How to fix the Oracle error RDE-00042: invalid port number: “string”?

In this post, you’ll learn more about the Oracle ErrorRDE-00042: invalid port number: “string” with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

RDE-00042: invalid port number: “string”

Reason for the Error RDE-00042: invalid port number: “string”

Cause: The port specified in the service address was not valid. A port number may only be a positive decimal number.

How to fix the Error RDE-00042: invalid port number: “string” ?

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

Action: Specifiy a valid port number.