Solution : https://service.sap.com/sap/support/notes/51069 (SAP Service marketplace login required)
Key words : 
symptom cross-company code transactions, company code clearing accounts, error message f5670, additional key words, accounting interface, table t001u, set customers, advance correction, abap/4 dictionary, prerequisites
Related Notes : 
       
| 28772 | MMIM: Entry BUV not in table T030B | 
| 27036 | Business area in company code clearing item |