SAP ABAP Program RDDITLCK (RDDITLCK: Lock/Unlock SAP System for Logon) is using

• Table/Structure Field (12)
• Function Module (1)
• Message Class (1)
• Message Number (1)
• Table (2)

#	Object Type	Object Name	Object Description	Note
1	Table	T100	Messages
2	Table	TRPUT	Table for admin. operations