SAP ABAP Message Number EWA - 291 (EWA) is used by

• Function Module (2)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	Function Module	ISU_O_EWAROUTE_INPUT	Input Checks der Automationsdaten zur Route	EEWA	IS-U/CCS	IS-UT
2	Function Module	ISU_SALES_SETTYP_SERVFRE_CHECK	Vorschlagswerte liefern, Eingaben prüfen	EE_SALES	IS-U/CCS	IS-UT