Problem in NETPAY

Dear Gurus

I have got one problem nearly for 30 employees belongs to same orgnaization unit while running the payroll net pay is showing excess on and average of 1re to 3 rs. i want to adjust this amount for this month payroll run. Till now my client has taken payslip for all these employees through force print. Where i have to make chanes to rectifiy this problem.

Thanks and Regards

Suresh.V