Solution : https://service.sap.com/sap/support/notes/485995 (SAP Service marketplace login required)
Key words :
level costing sheet lines, costing sheet lines screen, costing sheet maintenance, costing sheet line, costing sheets, initial screen, procedure' screen, function 'position', navigate back, selected structure
Related Notes :
| 126551 | Composite note: Customizing of costing sheet |