Solution : https://service.sap.com/sap/support/notes/964860 (SAP Service marketplace login required)
Key words : 
period intervalthis function displays values, displaying period interval-independent parameters, displaying period interval-dependent parameters, positive/negative sign rulesrounding, fixed assets trace motivation, fixed assets trace aims, fiscal yearthis function displays, -hand area displays values, period interval-independent parameters, depreciation calculation detected errors
Related Notes : 
       
| 965032 | Differences between old and new depreciation calculation |