SAP ABAP Message Number 01 - 290 (01) is used by

• Class (4)
• Function Module (3)
• Program (2)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	Function Module	ISU_INTERNET_USER_MANAGEMENT	Verwaltung des SU01 Users! ...Anlegen, löschen, etc...	EWEBIAC	IS-U/CCS	IS-UT
2	Function Module	PRGN_CATT_CREATE_GIVEN_USER	Benuter mit angegebenem Namen erzeugen	S_PROFGEN	BASIS	SAP_BASIS
3	Function Module	SUSR_USER_MAINT_WITH_DIALOG	User: Create with dialog	SUSR	BASIS	SAP_BASIS