How to fix the Oracle error CLSGN-00168: Name advertisement or alias re-creation failed.?

In this post, you’ll learn more about the Oracle ErrorCLSGN-00168: Name advertisement or alias re-creation failed. with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

CLSGN-00168: Name advertisement or alias re-creation failed.

Reason for the Error CLSGN-00168: Name advertisement or alias re-creation failed.

When GNS starts, it re-creates the advertisements and aliases that existed when it was shut down. The attempt to re-create an advertisement or alias failed.

How to fix the Error CLSGN-00168: Name advertisement or alias re-creation failed. ?

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

This error should not occur in normal use. Contact Oracle Customer Support.