Diagnosis
You are looking at the detail screen for object types and wantto delete the object sub-types indicator for either BOMs or task lists.However, you cannot delete this indicator, because:

• objects of the object sub-types have been changed


• objects of the object type have been changed

Procedure
The system resets the indicator you tried to delete. Confirm thismessage and use the setting defined in the Object sub-typesdialog box.