Mensaje de error

• Warning: PDO::__construct(): php_network_getaddresses: getaddrinfo failed: Name or service not known in DatabaseConnection->__construct() (line 321 of /export/nas/jccm_old/includes/database/database.inc).
• Warning: PDO::__construct(): php_network_getaddresses: getaddrinfo failed: Name or service not known in DatabaseConnection->__construct() (line 321 of /export/nas/jccm_old/includes/database/database.inc).