Solution : https://service.sap.com/sap/support/notes/167221 (SAP Service marketplace login required)
Key words :
terms j3abom idoc solution, 'product grid xxx valid, message 'material xxx, exist inplant xxx', wrong error message, xx/xx/xxxx, source code corrections, -existingmaterial
Related Notes :
168887 | AFS V1.0D2 Fixpack #5 including HP/LCP 27-31 |