Active directory Storage Manager

Good, how are you community, I need help. I want to connect Dell Storage Manager to Active Directory so I can log in with Active Directory users and I get an error, can you help me?

An error occurred while trying to join SC to the Kerberos realm: Join domain failed for host: arba1ist01.ituransa - CADSJoin failed: cmdline is [scjoin -Z 0 -v 2 -A ituransa\almeridam -P **************** --tls 0 -H ituransa --realm ituransa arba1ist01.ituransa] - Last Kerberos/AD join status is: Join Failed - Rollback MC:MCLDAP Request: 2593040949 ObjectMethod (2) Source: API Leader: 1 State: 4 CallObjectMethod RetVal: Failure Idx: