SAP Message 881033 - Trade level is still used. Cannot delete.

Diagnosis
The selected trade level is still used in REA masterdata.

System Response
The trade level cannot be deleted.

Procedure
First delete the trade level from the REA master data. To do this,choose REA Information Systems -> Assignment -> Article to ->Recycling Partner or Article to ->Packaging (Recycling Partner-Dependent) orPackaging to -> Recycling Partner.
The trade level may still be assigned to atrade level combination inREA Customizing.
The trade level can also be assigned in the detail screen of thecompany code for the recycling partner (pushbutton @3R@).
You can also suppress the use of the trade level in the article masterdata and the packaging master data by deactivating it(Indicator Trade Level Attribute 1).