FS-RI: No manual PML permitted for contract &1 (&2)

What causes this issue?

The contract is not transferred to the reinsurance system, consequently
no manual PML is permitted.

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?

Delete the PML in the contract. If the contract is to be reinsured, the
Customizing for reinsurance or cumulation determination must be
processed accordingly.
In Customizing for Policy Management, choose
<ZK>Integration -> Reinsurance FS-RI </>
<ZK>In-Force Business Management -> Basis-> Accumulation Determination
</>

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.