[1064] index mst_search_catalogsearch_fulltext_scope1: sort-by attribute 'productpositioncategory' not found [ SELECT id, weight() FROM mst_search_catalogsearch_fulltext_scope1 WHERE category_ids IN (1331) AND visibility IN (2, 4) AND color IN (837) ORDER BY mkc_flag_discontinued ASC, mkc_flag_out_stock ASC, productpositioncategory ASC LIMIT 0, 1000000 OPTION max_matches = 1000000, field_weights = (sku=64, name=32, mkc_sampler_items=2), ranker = expr('sum(1/min_hit_pos*user_weight
                + word_count*user_weight + exact_hit*user_weight*1000 + lcs*user_weight) * 1000 + bm25')]