Database Error; SQL: SELECT
DISTINCT
`t`.*
FROM `wp_posts` AS `t`
LEFT JOIN `wp_postmeta` AS `workshop_date` ON
`workshop_date`.`meta_key` = 'workshop_date'
AND `workshop_date`.`post_id` = `t`.`ID`
LEFT JOIN `wp_postmeta` AS `session_no` ON
`session_no`.`meta_key` = 'session_no'
AND `session_no`.`post_id` = `t`.`ID`
WHERE ( ( `workshop_event`.`id` = 1765 AND `workshop_date`.`meta_value` = '2020-08-25' ) AND ( `t`.`post_type` = 'workshop' ) AND ( `t`.`post_status` IN ( 'publish' ) ) )
GROUP BY `session_no`.`meta_value`
ORDER BY `session_no`.`meta_value` ASC, `t`.`menu_order`, `t`.`post_title`, `t`.`post_date`
LIMIT 0, 15; Response: Unknown column 'workshop_event.id' in 'where clause'
