Answer:
Faulty migration of historical data from the old system to the new system.
Step-by-step explanation:
Enterprise Resource Planning (ERP) is a business strategy process where organizations manage and integrate the main parts of their day-to-day business activities by using software applications.
The ERP software system is used to integrate planning, accounting, finance, marketing and human resources.
When an organization is replacing a payroll program that it developed in house, with the relevant subsystem of a commercial Enterprise Resource Planning (ERP) system, It should be noted that a faulty migration of historical data from the old system to the new system represent the highest potential risk because you won't be able to measure and analyze performance.