Data for plant & incomplete

What causes this issue?

Plant data for plant &v1& incomplete. No <DS:GLOS.layout>layout</> has
been assigned to the plant or departments.

System Response

The materials in the assortment list cannot be sorted according to the
layout.

How to fix this error?

Assign a layout to the plant or to the departments in the plant.

Error message extract from SAP system. Copyright SAP SE.