Fatal error: Uncaught Exception: Error: ERROR: column "pd.name" must appear in the GROUP BY clause or be used in an aggregate function LINE 1: ... BY p.product_id ORDER BY p.sort_order ASC, LOWER(pd.name) A... ^<br />SELECT p.product_id, (SELECT AVG(rating) AS total FROM oc_review r1 WHERE r1.product_id = p.product_id AND r1.status = '1' GROUP BY r1.product_id) AS rating, (SELECT price FROM oc_product_discount pd2 WHERE pd2.product_id = p.product_id AND pd2.customer_group_id = '1' AND pd2.quantity = '1' AND ((pd2.date_start = '1970-01-01' OR pd2.date_start < CURRENT_TIMESTAMP) AND (pd2.date_end = '1970-01-01' OR pd2.date_end > CURRENT_TIMESTAMP)) ORDER BY pd2.priority ASC, pd2.price ASC LIMIT 1) AS discount, (SELECT price FROM oc_product_special ps WHERE ps.product_id = p.product_id AND ps.customer_group_id = '1' AND ((ps.date_start = '1970-01-01' OR ps.date_start < CURRENT_TIMESTAMP) AND (ps.date_end = '1970-01-01' OR ps.date_end > CURRENT_TIMESTAMP)) ORDER BY ps.priority ASC, ps.price ASC LIMIT 1) AS special FROM oc_product_to_category p2c LEFT JOIN oc_product p ON (p2c.product_id = p.product_id) LEFT JOIN oc_product_description pd ON (p.product_id = pd.product_id) LEFT JOIN oc_product_to_store p2s ON (p.product_id = p2s.product_id) WHERE pd.language_id = '1' AND p.status = '1' AND p.date_available <= CURRENT_TIMESTAMP AND p2s.store_id = '0' AND p2c.category_id = '72' GROUP BY p.product_id ORDER BY p.sort_order ASC, LOWER(pd.name) ASC LIMIT 15 OFFSET 0 in /home/runner/workspace/public_html/system/library/db/postgresql.php:27 Stack trace: #0 /home/runner/workspace/public_html/system/library/db.php(16): DB\PostgreSQL->query('SELECT p.produc...', Array) #1 /home/runner/workspace/public_html/catalog/model/catalog/product.php(200): DB->query('SELECT p.produc...') #2 /home/runner/workspace/public_html/system/engine/loader.php(178): ModelCatalogProduct->getProducts(Array) #3 /home/runner/workspace/public_html/system/engine/proxy.php(26): Loader->{closure}(Array, Array) #4 /home/runner/workspace/public_html/catalog/controller/product/category.php(180): Proxy->__call('getProducts', Array) #5 /home/runner/workspace/public_html/system/engine/action.php(51): ControllerProductCategory->index() #6 /home/runner/workspace/public_html/catalog/controller/startup/router.php(25): Action->execute(Object(Registry)) #7 /home/runner/workspace/public_html/system/engine/action.php(51): ControllerStartupRouter->index() #8 /home/runner/workspace/public_html/system/engine/front.php(34): Action->execute(Object(Registry)) #9 /home/runner/workspace/public_html/system/engine/front.php(29): Front->execute(Object(Action)) #10 /home/runner/workspace/public_html/system/framework.php(103): Front->dispatch(Object(Action), Object(Action)) #11 /home/runner/workspace/public_html/system/startup.php(124): require_once('/home/runner/wo...') #12 /home/runner/workspace/public_html/index.php(24): start('catalog') #13 /home/runner/workspace/public_html/router.php(171): include('/home/runner/wo...') #14 {main} thrown in /home/runner/workspace/public_html/system/library/db/postgresql.php on line 27