Cashier not allow to print Z and X report from POS

Hi , 

i am using AX 2009 Retail POS. the issue is , i dont allow to cashier to print Z and X print , for that in staff > Privilege > allow X report and allow Z report , i already unchecked and run the Staff job as well . which is successfully complete and i also verified in DB , the changes are updated in till BD as well, but still user is able to generate Z and X report . 

is there any thing i missed here . please suggest , 

Thanks in advance.

-SAJID