A minimum of one defect item must be selected for this function

What causes this issue?

You have called up the function to activate a quality notification. You
must first select at least one defect item for which the quality
notification is to be activated.

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?

Select at least one defect item.

Error message extract from SAP system. Copyright SAP SE.