How to fix the Oracle error PRCD-01240: Unable to downgrade configuration of database {0} because its database role of {1} is not supported in version {2}?

In this post, you’ll learn more about the Oracle ErrorPRCD-01240: Unable to downgrade configuration of database {0} because its database role of {1} is not supported in version {2} with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

PRCD-01240: Unable to downgrade configuration of database {0} because its database role of {1} is not supported in version {2}

Reason for the Error PRCD-01240: Unable to downgrade configuration of database {0} because its database role of {1} is not supported in version {2}

Cause: Database role of specified database was not supported in the specified version.

How to fix the Error PRCD-01240: Unable to downgrade configuration of database {0} because its database role of {1} is not supported in version {2} ?

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

Action: Modify the database role using ‘srvctl modify database’ command and then retry this command.