SAP ABAP Program LN2PTF01 (Include LN200F01) is using

• Table/Structure Field (16)
• Function Module (2)
• Message Class (1)
• Message Number (3)
• Table (4)

#	Object Type	Object Name	Object Description	Note
1	Message Number	NG - 004	You have already locked document &
2	Message Number	NG - 005	Document & already locked by &
3	Message Number	NG - 006	System error while locking