SAP ABAP Table IWERRORMSG (IWB: Message passing structure) is used by

• Class (174)
• Function Module (1413)
• Interface (1)
• Program (341)
• SOBJ (1)
• Table (9)
• TTYP (2)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	TTYP	IWERRORMSG_T	IWERRORMSG_T	SIWB	BASIS	SAP_BASIS
2	TTYP	MSG_TAB_TYPE	MSG_TAB_TYPE	SWUO	BASIS	SAP_BASIS