Then your boss need to write a letter to inform this payroll staff that due to her careless in the payroll, the company will penalise her. She must acknowledge receipt the letter failing which no deduction can be made onto this staff salary

Actually notyet overpaid. Still in excel sheet and can revised. But then bos inform the staff who make mistake, which company can deduct salary due this mistake as terms under ( need to pay if they Damage company equipment or property or act without authority)