Solution : https://service.sap.com/sap/support/notes/524255 (SAP Service marketplace login required)
Key words : 
smotvkbz  crm_orgman_read_multi_db------read multiple entries, multiple sales office andsales office, terms multiple hierarchymultiple assignments, downloads multiple assignments directlyfrom, gt_orgman_mul_assign_sales_grp type standard table, gt_orgman_mul_assign_sales_off type standard table, noraml function modules   crm_orgman_read_multi_cdb_db--, open function group crm_orgman_db, orgunitssmotvkbz smotvbvk reason, definitions global buffer
Related Notes : 
       
| 539749 | |
| 513313 | Sls office and sls group not contained in CRM BP data model |