Diagnosis
You already assigned depreciation area fields to the fields of theMicrosoft Excel file.
However, you did not assign the "depreciation area" field itself, sothe system cannot process any depreciation area data.
INCLUDE ALSMEX_DEPRECIATION_TABS

Procedure
Assign the "real depreciation area" asset master data field from the"depreciation areas" tab to a field of the Excel file using record typeV1.