Valuation at target costs on basis of current standard cost estimate

What causes this issue?

The work in process or scrap was valuated in accordance with the
valuation variant defined in Customizing for Product Cost by Order or
Period in the <LS>valuation variant for work in process and scrap</> at
the target costs calculated on the basis of the standard cost estimate.
If you are using a valuated sales order stock, then for the <LS>current
cost estimate</> the system selects the cost estimate that was used to
calculate the standard price for the valuated sales order stock.
You define which cost estimate is used to calculate the standard price
under <DS:SIMG.SIMG_CFMENUORKKOVZG>Check requirements classes</>.

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?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.