ORA-00941

Error: ORA-00941: missing cluster name

Causa: The cluster name was either missing or invalid.

Acción: Specify a valid cluster name. A valid cluster name must start with a letter, be less than or equal to 30 characters, and contain only alphanumeric characters or the special characters $, _, and #. It may not be a reserved word. The name must be specified immediately following the keywords CREATE CLUSTER.