SAP ABAP Message Class PO (Spooler message) is used by

• Class (15)
• Function Module (86)
• Program (114)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	Class	CL_RSPO_ATTRIBUTE_SET Method: GET_ATTRIBUTE_SETS	Spool: Basis Class for Job Ticket	SPOO	BASIS	SAP_BASIS
2	Class	CL_RSPO_ATTRIBUTE_SET Method: CREATE	Spool: Basis Class for Job Ticket	SPOO	BASIS	SAP_BASIS
3	Class	CL_RSPO_ATTRIBUTE_SET Method: GET_DIRECT_ATTRIBUTE_SET	Spool: Basis Class for Job Ticket	SPOO	BASIS	SAP_BASIS
4	Class	CL_RSPO_JOB_TICKET Method: CREATE	Spool: Basis Class for Job Ticket	SPOO	BASIS	SAP_BASIS
5	Class	CL_RSPO_JOB_TICKET Method: CREATE_REQUEST	Spool: Basis Class for Job Ticket	SPOO	BASIS	SAP_BASIS
6	Class	CL_RSPO_JOB_TICKET Method: CREATE_JOB	Spool: Basis Class for Job Ticket	SPOO	BASIS	SAP_BASIS
7	Class	CL_RSPO_OUTPUT_RENDERER_OTF	OTF renderer for OOXML	SPOO	BASIS	SAP_BASIS
8	Class	CL_RSPO_SPOOL_HANDLE Method: ADD_PARTS	Spool: Spool Request Opened for Writing	SPOO	BASIS	SAP_BASIS
9	Class	CL_RSPO_SPOOL_HANDLE Method: WRITE_BINARY	Spool: Spool Request Opened for Writing	SPOO	BASIS	SAP_BASIS
10	Class	CL_RSPO_SPOOL_HANDLE Method: CONSTRUCTOR	Spool: Spool Request Opened for Writing	SPOO	BASIS	SAP_BASIS
11	Class	CL_RSPO_SPOOL_HANDLE Method: WRITE_OTF	Spool: Spool Request Opened for Writing	SPOO	BASIS	SAP_BASIS
12	Class	CL_RSPO_SPOOL_HANDLE Method: WRITE_PAGE_BREAK	Spool: Spool Request Opened for Writing	SPOO	BASIS	SAP_BASIS
13	Class	CL_RSPO_SPOOL_HANDLE Method: OPEN	Spool: Spool Request Opened for Writing	SPOO	BASIS	SAP_BASIS
14	Class	CL_RSPO_SPOOL_HANDLE Method: CLOSE	Spool: Spool Request Opened for Writing	SPOO	BASIS	SAP_BASIS
15	Class	CL_RSPO_SPOOL_HANDLE Method: WRITE	Spool: Spool Request Opened for Writing	SPOO	BASIS	SAP_BASIS