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Unified Manager unable to add cluster with certificate fetch error

Last Updated:

Applies to

  • OnCommand Unified Manager (OCUM) 9.5 and below
  • ActiveIQ Unified Manager (AIQUM) 9.6+
  • Any OS platform


  • Unified Manager cannot add a new cluster
  • GUI error:

Failed to fetch the HTTPS certificate. Enter a valid Hostname or Port

  • Error messages in ocumserver.log and ocum-error.log:
2021-03-31 11: 37: 49,284 ERROR [umadmin] [default task-45] [c.n.o.r.c.s.i.ClusterConnectionService] Certificate fetch error: connect timed out
2021-03-31 11: 37: 49,286 ERROR [umadmin] [default task-45] [c.n.o.r.m.e.GlobalExceptionHandler] Unable to fetch certificate for xx.xx.xx.xx. Unable to fetch certificate for xx.xx.xx.xx.
nc -zv <cluster_mgmt_ip> 443
Ncat: Version 7.50 ( )
Ncat: Connection timed out.



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