Diagnosis
You chose a base method that uses the 'Total percentage rate' (G)depreciation method. When this method is used, you enter the overallpercentage rate with which depreciation should be calculated up to agiven point in time. However, this is not an annual percentage rate.Therefore, it is not possible to take shutdowns into account, sincethese would reduce or increase an annual percentage rate. As analternative, you should choose the 'Explicit percentage rate' (P)depreciation method.

System Response
The depreciation key is saved as inactive.

Procedure
Choose a different base method, or deselect the 'shutdown' indicator.