class Redis::Cluster::OrchestrationCommandNotSupported

and some cluster subcommands were called.
Raised when client connected to redis as cluster mode

def initialize(command, subcommand = '') 

def initialize(command, subcommand = '')
  str = [command, subcommand].map(&:to_s).reject(&:empty?).join(' ').upcase
  msg = "#{str} command should be used with care "\
        'only by applications orchestrating Redis Cluster, like redis-trib, '\
        'and the command if used out of the right context can leave the cluster '\
        'in a wrong state or cause data loss.'
  super(msg)
end