string(448) "Error: MySQL server has gone away<br />Error No: 2006<br />SELECT m.manufacturer_id AS value_id, m.name, 'm' AS option_id FROM manufacturer m LEFT JOIN manufacturer_to_store m2s ON (m.manufacturer_id = m2s.manufacturer_id) LEFT JOIN product p ON (m.manufacturer_id = p.manufacturer_id) LEFT JOIN product_to_category p2c ON (p.product_id = p2c.product_id) WHERE m2s.store_id = '0' AND p2c.category_id = '120' GROUP BY m.manufacturer_id ORDER BY name"