ORA-12851: PARALLEL_MAX_SERVERS must be greater than or equal to PARALLEL_MIN_SERVERS, [string]
Cause: An attempt was made to set the PARALLEL_MAX_SERVERS parameter to a value less than PARALLEL_MIN_SERVERS.
Action: Set PARALLEL_MAX_SERVERS to a value greater than or equal to PARALLEL_MIN_SERVERS value specified in the accompanying message and retry.
Error Type: ORA