Database error: Unknown column 'magicdust_product_sales.amount' in 'order clause' (1054)
Invalid query: SELECT SQL_CALC_FOUND_ROWS products.*, descr1.product as product, MIN(prices.price) as price, descr1.short_description, IF(descr1.short_description = '', descr1.full_description, '') as full_description, GROUP_CONCAT(IF(products_categories.link_type = 'M', CONCAT(products_categories.category_id, 'M'), products_categories.category_id)) as category_ids, products_categories.position, magicdust_seo_names.name as seo_name, IF(products.age_verification = 'Y', 'Y', IF(magicdust_categories.age_verification = 'Y', 'Y', magicdust_categories.parent_age_verification)) as age_verification, IF(products.age_limit > magicdust_categories.age_limit, IF(products.age_limit > magicdust_categories.parent_age_limit, products.age_limit, magicdust_categories.parent_age_limit), IF(magicdust_categories.age_limit > magicdust_categories.parent_age_limit, magicdust_categories.age_limit, magicdust_categories.parent_age_limit)) as age_limit FROM magicdust_products as products LEFT JOIN magicdust_product_descriptions as descr1 ON descr1.product_id = products.product_id AND descr1.lang_code = 'EN' LEFT JOIN magicdust_product_prices as prices ON prices.product_id = products.product_id AND prices.lower_limit = 1 INNER JOIN magicdust_products_categories as products_categories ON products_categories.product_id = products.product_id INNER JOIN magicdust_categories ON magicdust_categories.category_id = products_categories.category_id AND (magicdust_categories.usergroup_ids = '' OR FIND_IN_SET(0, magicdust_categories.usergroup_ids) OR FIND_IN_SET(1, magicdust_categories.usergroup_ids)) AND magicdust_categories.status IN ('A', 'H') LEFT JOIN magicdust_seo_names ON magicdust_seo_names.object_id = products.product_id AND magicdust_seo_names.type = 'p' AND magicdust_seo_names.dispatch = '' AND magicdust_seo_names.lang_code = 'EN' WHERE 1 AND magicdust_categories.category_id IN (2) AND products.company_id = 0 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 magicdust_product_sales.amount desc LIMIT 0, 10


Backtrace:
File:/home/curvyisb/public_html/core/fn.database.php
Line:259
Function:db_error
File:/home/curvyisb/public_html/core/fn.database.php
Line:29
Function:db_query
File:/home/curvyisb/public_html/core/fn.catalog.php
Line:3794
Function:db_get_array
File:/home/curvyisb/public_html/controllers/customer/categories.php
Line:69
Function:fn_get_products
File:/home/curvyisb/public_html/core/fn.control.php
Line:580
Function:include
File:/home/curvyisb/public_html/core/fn.control.php
Line:434
Function:fn_run_controller
File:/home/curvyisb/public_html/index.php
Line:28
Function:fn_dispatch