SAP Message 06849 - Customer & does not exist (please change entry in plant &)

Diagnosis
The shipping-specific customer data necessary for stock transferprocessing has not been maintained correctly.
There is either no customer number for the receiving plant &V2& or thecustomer entered, &V1&, is not maintained for the sales area &V3& of theissuing plant.

Procedure
Check your input.
If necessary, assign a suitable customer to the receiving plant &V2&.You can do this in Customizing, under
Define Shipping Data for Plants.
If necessary, check whether the sales area &V3& of the issuing plant iscorrect.
Or maintain the customer you entered, &V1&, for the sales area &V3&.