SAP ABAP Program L0C50O04 (User-defined PBO) is using

• Table/Structure Field (2)
• Function Module (2)
• Message Class (1)
• Message Number (1)

#	Object Type	Object Name	Object Description	Note
1	Table/Structure Field	SYST - MSGV1	ABAP System Field: Message Variable
2	Table/Structure Field	TC50 - WERKS	Plant