Warning:  [mysql error 1064] You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '' at line 13

SELECT
    c.*,
    user_representative_picture_id,
    nb_images,
    date_last,
    max_date_last,
    count_images,
    count_categories
  FROM piwigo_categories c
    INNER JOIN piwigo_user_cache_categories ucc ON id = cat_id AND user_id = 2
  WHERE id_uppercat is NULL
    
  ORDER BY rank
; in /data/sites/web/apiprfr/htdocs/public/www/piwigo/include/dblayer/functions_mysql.inc.php on line 654