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MySQL Query Error: SELECT IBLOCK_ELEMENT_ID, t1.ARTICLE, t1.PRICE PRICE_MRC, NULL PRICE_RRC FROM (SELECT IBLOCK_ELEMENT_ID, catalog.ARTICLE, MIN(stock.PRICE) PRICE FROM sokolov_b2c_catalog_jewelry_2 catalog INNER JOIN wtb_stocks stock ON catalog.ARTICLE = stock.ARTICLE AND catalog.AVALIABLE_IN_COUNTRY = 1 AND stock.QUANTITY > 0 AND catalog.ENUM_2786 = '1' AND stock.CITY LIKE '' AND catalog.COUNTRY_CODE = 'ru' GROUP BY catalog.IBLOCK_ELEMENT_ID, catalog.ARTICLE ORDER BY SORT ASC, catalog.IBLOCK_ELEMENT_ID ASC ) t1 UNION SELECT IBLOCK_ELEMENT_ID, t2.ARTICLE, NULL PRICE_MRC, t2.PRICE PRICE_RRC FROM (SELECT DISTINCT IBLOCK_ELEMENT_ID, catalog.ARTICLE, bcp.PRICE FROM sokolov_b2c_catalog_jewelry_2 catalog LEFT JOIN b_catalog_price bcp ON catalog.IBLOCK_ELEMENT_ID = bcp.PRODUCT_ID AND bcp.CATALOG_GROUP_ID = 5 WHERE IBLOCK_ELEMENT_ID NOT IN (SELECT catalog.IBLOCK_ELEMENT_ID FROM sokolov_b2c_catalog_jewelry_2 catalog INNER JOIN wtb_stocks stock ON catalog.ARTICLE = stock.ARTICLE AND catalog.AVALIABLE_IN_COUNTRY = 1 AND stock.QUANTITY > 0 AND catalog.ENUM_2786 = '1' AND stock.CITY LIKE '' AND catalog.COUNTRY_CODE = 'ru' ) AND catalog.ENUM_2786 = '1' AND catalog.COUNTRY_CODE = 'ru' AND AVALIABLE_IN_COUNTRY = '1' ORDER BY SORT ASC, catalog.IBLOCK_ELEMENT_ID ASC ) t2 [[1054] Unknown column 'catalog.ENUM_2786' in 'on clause']

DB query error.
Please try later.