SAP ABAP Message Number FMCU - 021 (FMCU) is used by

• Function Module (3)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	Function Module	FMCU_CHECK_DOCTYPE	Check existence of document types	FMBPA_E	EA-PS	EA-PS
2	Function Module	FMCU_GET_DOCTYPES	Get document types	FMBPA_E	EA-PS	EA-PS
3	Function Module	FMCU_SHOW_DOCTYPE	Show budget categories used in FM	FMBPA_E	EA-PS	EA-PS