How to fix the Oracle error ORA-47921: error adding host string to domain string, string?

In this post, you’ll learn more about the Oracle ErrorORA-47921: error adding host string to domain string, string with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-47921: error adding host string to domain string, string

Reason for the Error ORA-47921: error adding host string to domain string, string

An error occurred adding the host specified to the domain specified

How to fix the Error ORA-47921: error adding host string to domain string, string ?

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

Please review the host and domain definition and correct it as required