How to fix the Oracle error INS-40904: ORACLE_HOSTNAME does not resolve to a valid host name.?

In this post, you’ll learn more about the Oracle ErrorINS-40904: ORACLE_HOSTNAME does not resolve to a valid host name. with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

INS-40904: ORACLE_HOSTNAME does not resolve to a valid host name.

Reason for the Error INS-40904: ORACLE_HOSTNAME does not resolve to a valid host name.

Cause: The value provided for ORACLE_HOSTNAME does not resolve to a valid host name.

How to fix the Error INS-40904: ORACLE_HOSTNAME does not resolve to a valid host name. ?

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

Action: Provide a valid host name for ORACLE_HOSTNAME, and restart the installer.