How to fix the Oracle error PRCD-01140: Failed to update candidate servers to {0} of the server pool hosting RAC One Node database {1}?

In this post, you’ll learn more about the Oracle ErrorPRCD-01140: Failed to update candidate servers to {0} of the server pool hosting RAC One Node database {1} with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

PRCD-01140: Failed to update candidate servers to {0} of the server pool hosting RAC One Node database {1}

Reason for the Error PRCD-01140: Failed to update candidate servers to {0} of the server pool hosting RAC One Node database {1}

Cause: An attempt to update the candidate servers of the server pool hosting RAC One Node Database has failed.

How to fix the Error PRCD-01140: Failed to update candidate servers to {0} of the server pool hosting RAC One Node database {1} ?

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

Action: Review the accompanying error messages for details about failure. Retry after resolving those issues.