Solution : https://service.sap.com/sap/support/notes/710094 (SAP Service marketplace login required)
Key words :
activated product allocation check, product allocation assignments, product allocation-relevant, product allocation check, sap apo requires, long processing times, check instructions, symptom executing, atp simulation, terms screen 500
Related Notes :
420606 | Collective SAP Note for GATP performance in APO 3.0A |
420598 | Composite SAP Note for GATP performance in APO 3.1 |