How to fix the Oracle error TNS-12169: TNS:Net service name given as connect identifier is too long?

In this post, you’ll learn more about the Oracle ErrorTNS-12169: TNS:Net service name given as connect identifier is too long with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

TNS-12169: TNS:Net service name given as connect identifier is too long

Reason for the Error TNS-12169: TNS:Net service name given as connect identifier is too long

Cause: The net service name you are attempting to resolve is too long.

How to fix the Error TNS-12169: TNS:Net service name given as connect identifier is too long ?

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

Action: The maximum length of a net service name is 255 bytes; this limit has been exceeded. Use a smaller net service name. If this is not possible, contact Worldwide Customer Support.