Solution : https://service.sap.com/sap/support/notes/379539 (SAP Service marketplace login required)
Key words :
user exit function module user_/sapapo/saplvcrm_002, function module user_/sapapo/saplvcrm_002, additional key words cmod aposc002, additional changing parameter ct_fields, interface table /sapapo/tbl_atpfield, user extension aposc002, typical manipulations inside, interface table, -determine data, schedule duration
Related Notes :
383648 | Delivery scheduling as of APO 3.0: Consulting notes |
382746 | Collective note: Delivery+transportation scheduling with APO |
376932 | User exits in the shipping and transport scheduling |