SAP Message QT015 - An inspection point already exists for the key fields

Diagnosis
Although key fields for an inspection point may be changed using thisfunction, no inspection point may exist for new key fields.

System Response
Changing the entered key fields is not allowed.

Procedure
Record key fields for which there is no inspection point, or use theexisting key fields.
If you record inspection results for the entered key fields, you mustenter results recording again using the specified key fields.