SAP Message WB030 - Logistic quantity control data for AL & and qty type & does not exist

Diagnosis
Logistic quantity control data for assortment list type &v1& andquantity type &v2& does not exist.

System Response
In generating the assortment list, no documents were read forassortment list type &v1& and quantity type &v2&.

Procedure
To have the system read the relevant documents and for the quantitiesto appear in the assortment list, please maintain logistics quantitycontrol data.