Hello,  I'm rencontring the same issue , I tried to remove keberos entries,but I still have the same issue. Any help please?  2020-10-15T10:42:37.386+0200, User(admin), Operation(CUSTOM_COMMAND KERBEROS_CLIENT), Details(CHECK_KEYTABS KERBEROS/KERBEROS_CLIENT), Status(COMPLETED), RequestId(685), TaskId(7814), Hostname(ppla0016.angers.cnp.fr) 2020-10-15T10:42:37.421+0200, User(admin), Operation(CUSTOM_COMMAND KERBEROS_CLIENT), Details(CHECK_KEYTABS KERBEROS/KERBEROS_CLIENT), Status(COMPLETED), RequestId(685), TaskId(7810), Hostname(ppla0010.angers.cnp.fr) 2020-10-15T10:42:37.424+0200, User(admin), Operation(CUSTOM_COMMAND KERBEROS_CLIENT), Details(CHECK_KEYTABS KERBEROS/KERBEROS_CLIENT), Status(COMPLETED), RequestId(685), TaskId(7812), Hostname(ppla0012.angers.cnp.fr) 2020-10-15T10:42:37.955+0200, User(admin), Operation(EXECUTE AMBARI_SERVER_ACTION), Details(Create Keytabs), Status(QUEUED), RequestId(685), TaskId(7817), Hostname(null) 2020-10-15T10:42:37.964+0200, User(admin), Operation(EXECUTE AMBARI_SERVER_ACTION), Details(Create Keytabs), Status(IN_PROGRESS), RequestId(685), TaskId(7817), Hostname(null) 2020-10-15T10:42:39.552+0200, Operation(Keytab file creation), Status(Failed), Reason of failure(Failed to create keytab for clhdpi01-101520@P.AD.CNP.FR, missing cached file), RequestId(685), TaskId(7817), Principal(clhdpi01-101520@P.AD.CNP.FR), Hostname(ppla0017.angers.cnp.fr), Keytab file(/etc/security/keytabs/kerberos.service_check.101520.keytab) 2020-10-15T10:42:39.557+0200, User(admin), Operation(Kerberos Service Check), Status(FAILED), RequestId(685) 2020-10-15T10:42:39.557+0200, User(admin), Operation(EXECUTE AMBARI_SERVER_ACTION), Details(Create Keytabs), Status(FAILED), RequestId(685), TaskId(7817), Hostname(null) 2020-10-15T10:51:20.156+0200, User(admin), RemoteIp(10.68.123.240), Operation(Configuration change), RequestType(PUT), url(XXXXXXXX), ResultStatus(200 OK), VersionNumber(Vnull), VersionNote(null) 2020-10-15T10:51:20.519+0200, User(admin), RemoteIp(10.68.123.240), Operation(Service deletion), RequestType(DELETE), url(XXXXX), ResultStatus(200 OK), Service(KERBEROS) ... View more