Solution : https://service.sap.com/sap/support/notes/1082243 (SAP Service marketplace login required)
Key words :
terms customer field account assignment reason, method sapsrm/if_pdo_meta_consumer~get_field_metadata4, account assignment field, symptom customer intends, account assignment tab, table /sapsrm/v_mdf_ic, class /sapsrm/cl_pdo_meta_acc, tables bbp_c_acc_f + bbp_c_accfd, run transaction se80, rs_field_meta_data-visible = abap_true
Related Notes :
| 672960 | User-defined fields 2 |