Solution : https://service.sap.com/sap/support/notes/391688 (SAP Service marketplace login required)
Key words :
'picking quantity & > allocated inventory quantity & ' 2, additional key words gi, attached source code change, message class '/afs/wm', higher pick quantity, quantity allocated, afs material, afs materials, goods issue, transfer order
Related Notes :
414218 | AFS V2.5B fixpack #03 including Hot Packages 35-40 |