SAP ABAP Message Class EU (Development Environment) is used by

• Class (168)
• Function Module (236)
• Program (417)
• SOBJ (2)
• Table (1)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	SOBJ	TSTC	TSTC	SWO	BASIS	SAP_BASIS
2	SOBJ	TSTC_UIF	TSTC_UIF	CRM_BSP_UI_FRAME_BRC	WEBCUIF	WEBCUIF