1054 - Unbekanntes Tabellenfeld 'p.group_permission_2' in where clause

select * FROM products p, products_description pd where p.products_status = '1' and p.products_id = '340' and pd.products_id = p.products_id and (p.group_permission_2=1 or p.group_permission_2=2) and pd.language_id = '2'

[XT SQL Error]