Message SAP WU040 - Logistics unit & not maintained for material &

Diagnosis
For the entered material number, there is no logistics unit as wasentered in the promotion header.
The logistics unit (for example, pallet) is used for planning thetransport volume of all promotion materials. The planned salesquantities entered for each item are automatically converted andadded up in the logistics unit in the promotion header. If thelogistics unit is not created for a promotion material in the masterdata, no conversion can be carried out. The transport volume that isdisplayed in the planned data for the promotion is wrong.

Procedure
Enter the logistics unit in material master maintenance.