hashicorp/vagrant · error · Vagrant::Errors::CommunicatorNotFound

The requested communicator '%{comm}' could not be found. Ple

Error message

The requested communicator '%{comm}' could not be found.
Please verify the name is correct and try again.

What it means

Error "The requested communicator '%{comm}' could not be found. Please verify the name is correct and try again." thrown in hashicorp/vagrant.

Source

Thrown at lib/vagrant/machine.rb:266

    # machine. Note that the _exact_ semantics of this are up to the
    # communication provider itself. Despite this, the semantics are expected
    # to be consistent across operating systems. For example, all linux-based
    # systems should have similar communication (usually a shell). All
    # Windows systems should have similar communication as well. Therefore,
    # prior to communicating with the machine, users of this method are
    # expected to check the guest OS to determine their behavior.
    #
    # This method will _always_ return some valid communication object.
    # The `ready?` API can be used on the object to check if communication
    # is actually ready.
    #
    # @return [Object]
    def communicate
      if !@communicator
        requested  = @config.vm.communicator
        requested ||= :ssh
        klass = Vagrant.plugin("2").manager.communicators[requested]
        raise Errors::CommunicatorNotFound, comm: requested.to_s if !klass
        @communicator = klass.new(self)
      end

      @communicator
    end

    # Returns a guest implementation for this machine. The guest implementation
    # knows how to do guest-OS specific tasks, such as configuring networks,
    # mounting folders, etc.
    #
    # @return [Guest]
    def guest
      raise Errors::MachineGuestNotReady if !communicate.ready?
      @guest.detect! if !@guest.ready?
      @guest
    end

    # This sets the unique ID associated with this machine. This will

View on GitHub (pinned to 35f3160f4a)

When it happens

Trigger: Thrown at lib/vagrant/machine.rb:266 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of hashicorp/vagrant@35f3160f4a (2026-08-21). Data as JSON: /api/errors/9229940cb1ac69d9. Report an issue: GitHub.