The APO ATP Booster Alternative to the GATP Rules Based ATP Check
… done.
Source Determination in requirement documents like sales orders and stock transport orders needs to respect several constraints in a vast supply network, and the same cannot be ‘modelled’ with master data like Rules Based ATP check.
About SAP GATP’s History
GATP has been the most abused module in SAP APO.
The abuse was primarily driven by a basic set of delivery plant determination in Sales Order/Requirement Documents in SAP standard. The regular basis of delivery for location determination and the ATP check on that delivery location was the default delivery plants based on customer, material, or customer …