DB Error: syntax error

			SELECT DISTINCT p.id as id, p.status as status
			FROM product p, categoryx x 
			where x.categoryfk in ()
			and p.id=x.productfk
			and p.status <> 'n' order by x.sortseq asc
			 limit 0, 11 
			 [nativecode=1064 ** You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ')
			and p.id=x.productfk
			and p.status <> 'n' order by x.sortseq asc
			 limi' at line 3]