Diagnosis
The screen that you are currently using has not been correctlystructured.
Contract your system administrator.

Procedure for System Administration
You are using one or more grouped conversion exits on the screen fromcategory &V1&. To use this exit you need to make an entry in thecategory field before the identification field.
Change the sequence for processing these fields to the PBO event.
(See also : Displaying the Business objectID).