SAP ABAP Class CX_CLB_USER_MAPPING (CLB: Exception from user mapping) is using

• Class (5)
• Data Element (4)
• Interface (2)
• Message Class (2)
• Message Number (3)
• Class Method (1)
• Table (2)

#	Object Type	Object Name	Object Description	Note
1	Message Number	01 - 124	User & does not exist
2	Message Number	CLB - 200	User mapping error
3	Message Number	CLB - 201	External user ID does not exist for user '&1'