SAP Message WTADDI_IDOC013 - No short text exists for promotion type &1 in language &2

Diagnosis The system attempted to read the description for promotion categoryV1 in language v2 for the additionals idoc. the entry has not,however, been maintained. System Response Field "AKTYP_TXT" in segment "E1WTADDI13" for the additionals IDoc isleft empty. Procedure Maintain the text description for promotion category &V1& in languageV2 in customizing for the promotionscategory.