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

• Class (6)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	Class	CL_SMT_CHECK_CONTEXT Method: CHECK	Check Context	GMT_PERS	BS_REUSE	SAP_BS_FND
2	Class	CL_SMT_CORRECT_MAPPINGS Method: DOWNLOAD_XML_FOR_SHARED	Generation of Correction Reports	GMT_PERS	BS_REUSE	SAP_BS_FND
3	Class	CL_SMT_CORRECT_MAPPINGS_NEW Method: DOWNLOAD_XML_FOR_SHARED	Generation of Correction Reports	GMT_PERS	BS_REUSE	SAP_BS_FND
4	Class	CL_SMT_TSMT_APPL Method: READ_SINGLE	Read Table TWUF_APPL	GMT_PERS	BS_REUSE	SAP_BS_FND
5	Class	CL_SMT_TSMT_EVENT Method: READ_SINGLE	Read Table TWUF_EVENT	GMT_PERS	BS_REUSE	SAP_BS_FND
6	Class	CL_SMT_TSMT_EVENT_C Method: READ_SINGLE	Read Table TWUF_EVENT_C	GMT_PERS	BS_REUSE	SAP_BS_FND