Solution : https://service.sap.com/sap/support/notes/1147338 (SAP Service marketplace login required)
Key words :
item delivery date exist, general budget check basis, service period start date, delivery date resp, budget check reason, service po basing, prerequisites service po, related srm 4, vper_start, bapi_po_create1
Related Notes :
1153271 | |
1103712 | |
1081758 | FAQ: Budget Check/Display |