Set the controlling area

What causes this issue?

You can carry out processing for all the cost object hierarchies in the
controlling area or for a single cost object hierarchy.
You have not set a controlling 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?

Set the controlling area or select
<LS>Individual processing</>.

Error message extract from SAP system. Copyright SAP SE.