thank you very much,
it works.

update Mstr set Wark = myCur.Wark from Mstr inner join MyCur on Mstr.No = myCur.Emp

>>hi all,
>>any help to active this code
>>
>>

>>select payroll
>>zap
>>append from dbf('mycur')&& ok
>>
>>******************************
>>***no errors no result
>>SCAN
>>   M.EMP=mycur.employeeid
>>   M.MARK1=mycur.WARK
>>   replace MSTR.wark WITH M.MARK1 FOR MSTR.NO =M.EMP
>>ENDSCAN
>>

>>thanks
>
>Don't use REPLACE FOR condition in the SCAN LOOP
>
>If you want to update one table based on another use UPDATE command, something like
>

>update Mstr set Wark = myCur.Wark from Mstr inner join MyCur on Mstr.No = myCur.Emp