Message SAP WU140 - Vendor for material & & in plant & is DC &. Ext. vendor missing for DC

Diagnosis
An internal source of supply, i.e. a distribution center, was determinedduring supply source determination for a material in a specific plant.
In order to ensure that the distribution center can procure thismaterial from an external vendor, a second supply source determinationwas carried out for the material and the distribution center. Noexternal vendor was determined during this supply source determination.

Procedure
If there are stocks of the promotional goods in the distribution center,the distribution center can be used as the source of supply.
If the distribution center first needs to procure the goods you mustfirstly create a purchasing info record for the material in thedistribution center.