SAP ABAP Message Number FKKINV - 029 (FKKINV) is used by

• Class (12)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	Class	CL_FMCAINV_BAPIBILL Method: USER_CONTR_ACCT_DETERMINE	Transfer External Billing Document	FMCA_INV	IS-PS-CA	IS-PS-CA
2	Class	CL_FMCAINV_BAPIBILL Method: MSG_BADI_RETURN	Transfer External Billing Document	FMCA_INV	IS-PS-CA	IS-PS-CA
3	Class	CL_FMCAINV_BAPIBILL_REVERSE Method: USER_CONTR_ACCT_KEY_DETERMINE	Reverse billing document	FMCA_INV	IS-PS-CA	IS-PS-CA
4	Class	CL_FMCAINV_BAPIBILL_REVERSE Method: MSG_BADI_RETURN	Reverse billing document	FMCA_INV	IS-PS-CA	IS-PS-CA
5	Class	CL_INV_BAPIBILL Method: USER_CONTR_ACCT_DETERMINE	Class for Billing document create	FSCR_INV	FI-CAX	FI-CAX
6	Class	CL_INV_BAPIBILL Method: MSG_BADI_RETURN	Class for Billing document create	FSCR_INV	FI-CAX	FI-CAX
7	Class	CL_INV_BAPIBILL_REVERSE Method: USER_CONTR_ACCT_KEY_DETERMINE	Class for Billing document reversal	FSCR_INV	FI-CAX	FI-CAX
8	Class	CL_INV_BAPIBILL_REVERSE Method: MSG_BADI_RETURN	Class for Billing document reversal	FSCR_INV	FI-CAX	FI-CAX
9	Class	CL_ISTINV_BAPIBILL Method: MSG_BADI_RETURN	Copy External Billing Document	IS_T_INV	IS-T	IS-UT
10	Class	CL_ISTINV_BAPIBILL Method: USER_CONTR_ACCT_DETERMINE	Copy External Billing Document	IS_T_INV	IS-T	IS-UT
11	Class	CL_ISTINV_BAPIBILL_REVERSE Method: USER_CONTR_ACCT_KEY_DETERMINE	Reverse Billing Document	IS_T_INV	IS-T	IS-UT
12	Class	CL_ISTINV_BAPIBILL_REVERSE Method: MSG_BADI_RETURN	Reverse Billing Document	IS_T_INV	IS-T	IS-UT