SAP ABAP Function Module FMAVC_CHECK_GROUPING_KEY (Checks the grouping key of a control object) is using

• Class (1)
• Data Element (4)
• Function Module (3)
• Interface (1)
• Message Class (2)
• Message Number (4)
• Class Method (2)
• Table (5)

#	Object Type	Object Name	Object Description	Note
1	Class Method	CL_EXITHANDLER - GET_INSTANCE	Class for Ext. Services Within Framework of Exit Technique
2	Class Method	IF_EX_FMKU_GROUPING_KEY - GET_FM_GROUPING_KEY	Business add-in interface IF_EX_FMKU_GROUPING_KEY