Solution : https://service.sap.com/sap/support/notes/1061860 (SAP Service marketplace login required)
Key words :
/sapapo/posmapn' obsolete records, option 'adjust atp tables, publication type sales order, maintain data related, terms /sapapo/sdorder_inc_del, report /sapapo/sdorder_del, table /sapapo/ciflooku, atp tables, /sapapo/ciflooku, sales orders
Related Notes :
997241 | ZAPO_LOOKU_PURGE does not delete all unnecessary entries |
770428 | |
553476 | Composite SAP note: Report /sapapo/sdorder_del |