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 'groups
          FROM pwg_210_amm_blocks
          ORDER BY `order`' at line 1
SELECT id, `order`, users, groups
          FROM pwg_210_amm_blocks
          ORDER BY `order`; in /home/tarrajat/www/piwigo210/include/dblayer/functions_mysqli.inc.php on line 845

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 'groups
          FROM pwg_210_amm_blocks
          ORDER BY `order`' at line 1
SELECT id, `order`, users, groups
          FROM pwg_210_amm_blocks
          ORDER BY `order`; in /home/tarrajat/www/piwigo210/include/dblayer/functions_mysqli.inc.php on line 845

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 'groups IS NULL OR groups REGEXP CONCAT("(^|,)",group_id,"(,|$)"))
  AND level <=' at line 7
SELECT DISTINCT id, title, permalink
FROM pwg_210_additionalpages
LEFT JOIN pwg_210_user_group
  ON user_id = 2
WHERE (lang IS NULL OR lang = "fr_FR")
  AND (users IS NULL OR users LIKE "%guest%")
  AND (groups IS NULL OR groups REGEXP CONCAT("(^|,)",group_id,"(,|$)"))
  AND level <= 0
  AND pos >= 0
ORDER BY pos ASC
; in /home/tarrajat/www/piwigo210/include/dblayer/functions_mysqli.inc.php on line 845