[SOLVED] Search 1064 - You have an error in your SQL syntax;

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 ') JOIN spiral_categories AS c ON c.id = i.catid JOIN spiral_flexicontent_items_e' at line 1 SQL=SELECT i.id, i.title AS title, i.created, i.id AS fc_item_id, i.access, ie.type_id, i.language, GROUP_CONCAT(ai.search_index ORDER BY f.ordering ASC SEPARATOR ' ') AS text, CASE WHEN CHAR_LENGTH(i.alias) THEN CONCAT_WS(':', i.id, i.alias) ELSE i.id END as slug, CASE WHEN CHAR_LENGTH(c.alias) THEN CONCAT_WS(':', c.id, c.alias) ELSE c.id END as categoryslug, CONCAT_WS( " / ", 'Content', c.title, i.title ) AS section, c.access as category_access, ty.access as type_access, 1 AS has_access FROM spiral_content AS i JOIN spiral_flexicontent_advsearch_index as ai ON ai.item_id = i.id AND ai.field_id IN () JOIN spiral_categories AS c ON c.id = i.catid JOIN spiral_flexicontent_items_ext AS ie ON ie.item_id = i.id JOIN spiral_flexicontent_types AS ty ON ie.type_id = ty.id JOIN spiral_flexicontent_fields as f ON f.id=ai.field_id WHERE 1 AND i.state IN (1,-5) AND c.published = 1 AND ( i.publish_up = '0000-00-00 00:00:00' OR i.publish_up <= UTC_TIMESTAMP() ) AND ( i.publish_down = '0000-00-00 00:00:00' OR i.publish_down >= UTC_TIMESTAMP() ) AND ty.access IN (0,1,1,5) AND c.access IN (0,1,1,5) AND i.access IN (0,1,1,5) AND ie.type_id IN (1) AND i.id IN ( SELECT item_id FROM spiral_flexicontent_advsearch_index AS ts WHERE MATCH (ts.search_index) AGAINST ('+ss850*' IN BOOLEAN MODE) AND field_id IN ()) GROUP BY i.id ORDER BY i.created DESC, i.title LIMIT 0, 50