I have this error constantly on my website. Any ideas what can be done to fix it? My CS-Cart is 4.3.4.
Database (error)
index.php (fn_dispatch): 25
Error: Not unique table/alias: 'cscart_product_sales' (1066)
Query: SELECT SQL_CALC_FOUND_ROWS products.product_id, IF(shared_descr.product_id IS NOT NULL, shared_descr.product, descr1.product) as product, cscart_product_popularity.total as viewed, SUM(cscart_product_sales.amount) as sales_amount FROM cscart_products as products LEFT JOIN cscart_product_descriptions as descr1 ON descr1.product_id = products.product_id AND descr1.lang_code = 'en' LEFT JOIN cscart_product_prices as prices ON prices.product_id = products.product_id AND prices.lower_limit = 1 INNER JOIN cscart_products_categories as products_categories ON products_categories.product_id = products.product_id INNER JOIN cscart_categories ON cscart_categories.category_id = products_categories.category_id AND (cscart_categories.usergroup_ids = '' OR FIND_IN_SET(0, cscart_categories.usergroup_ids) OR FIND_IN_SET(1, cscart_categories.usergroup_ids)) AND cscart_categories.status IN ('A', 'H') LEFT JOIN cscart_ult_product_descriptions shared_descr ON shared_descr.product_id = products.product_id AND shared_descr.company_id = 1 AND shared_descr.lang_code = 'en' LEFT JOIN cscart_product_sales ON cscart_product_sales.product_id = products.product_id AND cscart_product_sales.category_id = products_categories.category_id LEFT JOIN cscart_product_popularity ON cscart_product_popularity.product_id = products.product_id LEFT JOIN cscart_product_sales ON cscart_product_sales.product_id = products.product_id AND cscart_product_sales.category_id = products_categories.category_id WHERE 1 AND cscart_categories.category_id IN (19) AND cscart_categories.company_id = 1 AND (products.usergroup_ids = '' OR FIND_IN_SET(0, products.usergroup_ids) OR FIND_IN_SET(1, products.usergroup_ids)) AND products.status IN ('A') AND prices.usergroup_id IN (0, 0, 1) GROUP BY products.product_id ORDER BY cscart_product_sales.amount desc LIMIT 0, 64
app/functions/fn.control.php (fn_run_controller): 451
app/functions/fn.control.php (include): 680
app/controllers/frontend/categories.php (fn_get_products): 94
app/functions/fn.catalog.php ({closure}): 6629
app/functions/fn.catalog.php (db_get_array): 6556
app/functions/fn.database.php (call_user_func_array): 29
app/Tygh/Database.php (getArray): 141
app/Tygh/Database.php (query): 359