Valuation reset not possible in simulation run

What causes this issue?

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

System Response

The simulation run does not generate any reverse postings. You can
delete the data from simulation runs (that is, the resulting postings
and the history) by selecting the "Delete Existing Simul. Data" checkbox
in the simulation run or by starting an update run.

How to fix this error?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.