You can no longer change the object list for the serial number

What causes this issue?

Defect items have already been created for the inspection lot. The
object list for the serial numbers can no longer be changed for the
inspection lot because of data consistency.

How to fix this error?

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

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.