Solution : https://service.sap.com/sap/support/notes/211924 (SAP Service marketplace login required)
Key words :
posting goods movements handle default values differently, 'exit_sapmm07m_003' user exit runs, purchase order price unit, purchase order price quantity, user exit 'exit_sapmm07m_003', order price unit, entering goods movements, enter goods movements, customer exits differently, process subcontracting components
Related Notes :
401354 | MIGO: No customer exit for prepopulation of storage location |
213318 | MIGO: Purchase order with subcontracting components |