Solution : https://service.sap.com/sap/support/notes/1462917 (SAP Service marketplace login required)
Key words : 
'error creating business partner 'contact person', error creating business partner 'contact person', fehler anlegen des geschäftspartners 'ansprechpartner', 'error creating business partner', error creating business partner', select message number bbp_bupa 050, error message reads, inform system admin, supplier relationship management, prerequisites translation error
Related Notes : 
       
| 980626 | SE63 Translation Transport |