SAP ABAP Message Number UD - 045 (UD) is used by

• Function Module (3)
• Program (6)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	Function Module	SDU_OBJECT_CHOOSE	FM for Selecting Data Models or Entity Types	SDUM	BASIS	SAP_BASIS
2	Function Module	SDU_RELATION_OUTGOING_START	UDM Beziehungen Startbaustein	SDUM	BASIS	SAP_BASIS
3	Function Module	SDU_RELATION_START	EDM relationships initial module	SDUM	BASIS	SAP_BASIS