[phpBB Debug] PHP Warning: in file [ROOT]/phpbb/session.php on line 583: sizeof(): Parameter must be an array or an object that implements Countable [phpBB Debug] PHP Warning: in file [ROOT]/phpbb/session.php on line 639: sizeof(): Parameter must be an array or an object that implements Countable [phpBB Debug] PHP Warning: in file [ROOT]/includes/functions.php on line 4516: Cannot modify header information - headers already sent by (output started at [ROOT]/includes/functions.php:3262) [phpBB Debug] PHP Warning: in file [ROOT]/includes/functions.php on line 4516: Cannot modify header information - headers already sent by (output started at [ROOT]/includes/functions.php:3262) [phpBB Debug] PHP Warning: in file [ROOT]/includes/functions.php on line 4516: Cannot modify header information - headers already sent by (output started at [ROOT]/includes/functions.php:3262) •Wordpress Rest Api Optimization