Error page: /products.php?typeid=

Error infos: 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 'must have a $id to do this method!) ORDER BY `ORDER` DESC,`ID` DESC limit 0,6' at line 1
Error sql: SELECT * FROM qf_act WHERE PID IN(Error,you must have a $id to do this method!) ORDER BY `ORDER` DESC,`ID` DESC limit 0,6

Error page: /products.php?typeid=

Error infos: 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 'must have a $id to do this method!)' at line 1
Error sql: SELECT * FROM qf_act WHERE PID IN(Error,you must have a $id to do this method!)