How to fix the Oracle error PRCD-01191: Cannot update server pool to {0} for database service {1}?

In this post, you’ll learn more about the Oracle ErrorPRCD-01191: Cannot update server pool to {0} for database service {1} with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

PRCD-01191: Cannot update server pool to {0} for database service {1}

Reason for the Error PRCD-01191: Cannot update server pool to {0} for database service {1}

Cause: Attempt to update server pool of database service was rejected because a subpool server pool was specified.

How to fix the Error PRCD-01191: Cannot update server pool to {0} for database service {1} ?

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

Action: Supply a first-level server pool that is not a subpool of any other server pool and retry the operation.