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

• Class (4)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	Class	CL_ISX_MD_COL_CONTRACT Method: IF_ISX_MD_COL_FRAMEWORK~CHECK_QUERY_PARAMETER	Contract object for xBilling	ISX_MD	PI_APPL	SAP_APPL
2	Class	CL_ISX_MD_COL_CONTRACT Method: IF_ISX_MD_COL_FRAMEWORK~CONVERT_QUERY_PARAMETER	Contract object for xBilling	ISX_MD	PI_APPL	SAP_APPL
3	Class	CL_ISX_MD_COL_CONTRACT_STATE Method: IF_ISX_MD_COL_FRAMEWORK~CHECK_QUERY_PARAMETER	Handler Class for COL object CTR_STATE	ISX_MD	PI_APPL	SAP_APPL
4	Class	CL_ISX_MD_COL_PREPAID_ACCOUNT Method: IF_ISX_MD_COL_FRAMEWORK~CHECK_QUERY_PARAMETER	Prepaid Account object	ISX_MD	PI_APPL	SAP_APPL