Open item management not possible for financial/leased assets (Correct)

What causes this issue?

You want to activate open item management for leased/financial assets
in this class.

System Response

This is not possible.

How to fix this error?

Remove the open item management indicator or remove the definition as
leased/financial asset.

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

Error message extract from SAP system. Copyright SAP SE.