Query error in database script. The following query is not functional:

	SELECT		products.*
				FROM		products_linked
				INNER JOIN	products ON products.article_code = products_linked.article_code
					AND		products.merchants_id = 1
				WHERE		products_linked.products_id = 416
				ORDER BY	products.price

Can't create/write to file '/var/tmp/#sql_908_0.MAI' (Errcode: 28)