Solution : https://service.sap.com/sap/support/notes/1248511 (SAP Service marketplace login required)
Key words :
component mm-im-gf-, existing user exit exit_saplv01z_002, user exit exit_sapmm07m_010, component xx-rc, function module vb_next_batch_number, call transaction msc3n, error message m3 204, relevant error message, storage location stock, sales order stock
Related Notes :
1062164 | EXCEPTION BATCH_EXIST in VB_CREATE_BATCH III |
1035372 | Exception BATCH_EXIST in VB_CREATE_BATCH II |
32236 | Incorrect stock qty or stock value in material master |