Solution : https://service.sap.com/sap/support/notes/1465373 (SAP Service marketplace login required)
Key words :
accounting screens buttons 'add line', distribution screen button 'split distribution', distribution data, prerequisites accounting, bus2203 reason, shopping cart, solution apply, cost_distribution, add_acc_line, copy_acc_line
Related Notes :
1449040 | Actions are not refreshed if Access objects are changed. |
1071469 | Meta Data Configuration Table Maintenance |