Data posted to profit center &, but EC-PCA is not active in CO area &

What causes this issue?

Data has been posted to the profit center even though EC-PCA has not
been activated in this 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?

Check your entry. If required, <DS:TRAN.0KE5>activate</>
EC-PCA in the controlling area.

Error message extract from SAP system. Copyright SAP SE.