WordPress database error: [Unknown column 't2.created_by' in 'WHERE']
SELECT SQL_CALC_FOUND_ROWS DISTINCT `t1`.`id` FROM `de_gf_entry` AS `t1` LEFT JOIN `de_gf_entry_meta` AS `m3` ON (`m3`.`entry_id` = `t1`.`id` AND `m3`.`meta_key` = '_gpnf_expiration') WHERE (`t1`.`form_id` IN (98) AND ((`t1`.`status` = 'active' AND `t2`.`created_by` = '-1') AND (NOT EXISTS(SELECT 1 FROM `de_gf_entry_meta` WHERE `meta_key` = '_gpnf_expiration' AND `entry_id` = `t1`.`id`) OR (`m3`.`meta_key` = '_gpnf_expiration' AND `m3`.`meta_value` = '')))) ORDER BY `t1`.`id` ASC LIMIT 100