Select a row to display the components of a generic or display material

What causes this issue?

No rows have been selected for the display function of the component
prices.

System Response

The display of the component prices could not be executed.

How to fix this error?

Select at least one row to indicate the material (generic material or
display material) whose components should be displayed.

Procedure for System Administrators

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.