AIR WAYBILL PREFIX AND CHECK DIGIT MANDATORY FOR IATA AIRLINE. MESSAGE NO. /SCMTMS/MSG109

Hello All, aa

Getting below error, when Define IATA Airline Codes.

AIR WAYBILL PREFIX AND CHECK DIGIT MANDATORY FOR IATA AIRLINE. MESSAGE NO. /SCMTMS/MSG109

SPRO > TRANSPORTATION MANAGEMENT > MASTER DATA > BUSINESS PARTNERS > DEFINE IATA AIRLINE CODES

Please suggest.

Regards