& &: The depreciation area is derived from only one real area.

What causes this issue?

When you define a derived depreciation area, it should be based on at
least two real depreciation areas, since it is only possible to add or
subtract when at least two depreciation areas are involved.
However, depreciation area &v2& in chart of depreciation &v1& is based
on only one real depreciation area.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Check the definition of depreciation area &v2& in chart of depreciation
&v1&.

Error message extract from SAP system. Copyright SAP SE.