Reservation and ATP check
September 13th, 2009
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The purpose of a reservation is to ensure that a material will be available when it is needed. It also serves to simplify and accelerate the goods issue process and prepare the tasks at the point of goods issue.It is also important that reservations are taken into account by Material Requirements Planning (MRP), which means that required materials are procured in time if they are out of stock.
Reservation can be created manually or it can be created by MRP logic. The field [RESB-RSSTA] indicate whether the reservation is created manually or automatically.
We can reate a new reservation using tcode MB21. After the reservation is created, we can see this reservation has been taken as an MRP element. Enter the tcode MD04:
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