Solution : https://service.sap.com/sap/support/notes/610720 (SAP Service marketplace login required)
Key words :
currency/quantity fields tab title, solution change structure bca_str_count_x, change structure bapi_bca_str_count_x, activate structure bapi_bca_str_count_x, component type bkk_acur, component type 'bapibkk_acur', insert component 'currency_iso', component type 'bapibkk_acur_iso', insert component 'currency', add component curr
Related Notes :
622987 | |
565029 | Create or change structure in ABAP dictionary |