Solution : https://service.sap.com/sap/support/notes/691647 (SAP Service marketplace login required)
Key words :
choose tab page 'contract relationships', system issues error message bca_cn_rela019, hierarchyroot \ subaccount1 \ subaccount2-> save, account pool reason, import support package 2, release bank-trbk 3, manual advance correction, attached correction instructions, bca_cn_cc_msg message number, cc-specific data
Related Notes :
| 305789 | Creating messages |