SAP ABAP Program RGTABKEY_CUST (Definition of GTABKEY Mapping Type) is using

• Class (2)
• Data Element (2)
• Table/Structure Field (11)
• Message Class (2)
• Message Number (2)
• Table (2)

#	Object Type	Object Name	Object Description	Note
1	Class	CX_SY_CREATE_DATA_ERROR	System-Exception Creating Data
2	Class	CX_SY_DYN_CALL_ERROR	System Exception During Dynamic Calls of Any Kind