error - contact MikroTik support and send a supout file (2)

RouterOS The User Manager
1 
[admin@MikroTik] /tool user-manager customer> print
Flags: X - disabled 
error - contact MikroTik support and send a supout file (2)

what’s the problem?

When will work UserManager?
2

Kind of impossible to tell from that output. You should probably take a supout.rif and send it to Mikrotik support at support@mikrotik.com.