SAP ABAP Program MEA21CAN (Forms for Billing Cancellation) is using

• Data Element (1)
• Table/Structure Field (12)
• Message Class (2)
• Message Number (13)
• Table (3)

#	Object Type	Object Name	Object Description	Note
1	Message Number	AH - 295	Billing reversal of document no. &1 terminated due to an error
2	Message Number	AH - 600	No billing documents were reversed
3	Message Number	AH - 601	The following billing documents were reversed:
4	Message Number	AH - 613	Reversal terminated with error
5	Message Number	AH - 614	Reversal carried out successfully
6	Message Number	AJ - 066	*
7	Message Number	AJ - 865	Inst. Group: Reversal of doc.no. &1 (doc. no. &2 for PI) ended with error
8	Message Number	AJ - 870	Inst. group: Reversal of doc. no. &1 (doc. for PI) ended with error
9	Message Number	AJ - 871	Child print doc. reversal: Doc. no.&1 (doc.no.&2 for PI) ended with error
10	Message Number	AJ - 872	Child print document reversal: Doc.no. &1 (doc. for PI) ended with error
11	Message Number	AJ - 880	Incomplete selection for primary installation document &1
12	Message Number	AJ - 881	> Secondary installation document &1 (primary installation doc. &2)
13	Message Number	AJ - 888	*