Specify either lot size dependent or independent in-house production time

What causes this issue?

You have entered a lot size independent in-house production time but
also data for calculating a lot size dependent in-house production
time.

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?

Either enter a lot size independent production time or lot
size dependent data.

Error message extract from SAP system. Copyright SAP SE.