|Short Text||Maintenance order: User fields on order header|
These are the components of customer exit IWO10018.
Function module exits are called from SAP programs at defined points with the ABAP
CALL CUSTOMER-FUNCTION <nnn>.
Screen area exists allow the addition of custom UI elements in a predefined place in SAP programs. In business objects, this is often on a "customer enhancement" tab. They usually come with two function module exits to include PBO and PAI logic.