puppetlabs/puppet · error · ArgumentError

Unknown resource type: '%{type}'

Error message

Unknown resource type: '%{type}'

What it means

Error "Unknown resource type: '%{type}'" thrown in puppetlabs/puppet.

Source

Thrown at lib/puppet/pops/evaluator/runtime3_resource_support.rb:31

    if type_name.is_a?(String) && type_name.casecmp(CLASS_STRING) == 0
      # Resolve a 'class' and its titles
      resource_titles = resource_titles.collect do |a_title|
        hostclass = env.known_resource_types.find_hostclass(a_title)
        hostclass ? hostclass.name : a_title
      end
      # resolved type is just the string CLASS
      resolved_type = CLASS_STRING
    else
      # resolve a resource type - pcore based, ruby impl or user defined
      resolved_type = find_resource_type(scope, type_name)
    end

    # TODO: Unknown resource causes creation of Resource to fail with ArgumentError, should give
    # a proper Issue. Now the result is "Error while evaluating a Resource Statement" with the message
    # from the raised exception. (It may be good enough).
    unless resolved_type
      # TODO: do this the right way
      raise ArgumentError, _("Unknown resource type: '%{type}'") % { type: type_name }
    end

    # Build a resource for each title - use the resolved *type* as opposed to a reference
    # as this makes the created resource retain the type instance.
    #
    resource_titles.map do |resource_title|
      resource = Puppet::Parser::Resource.new(
        resolved_type, resource_title,
        :parameters => evaluated_parameters,
        :file => file,
        :line => line,
        :kind => Puppet::Resource.to_kind(resolved_type),
        :exported => exported,
        :virtual => virtual,
        # WTF is this? Which source is this? The file? The name of the context ?
        :source => scope.source,
        :scope => scope,
        :strict => true

View on GitHub (pinned to e227c27540)

When it happens

Trigger: Thrown at lib/puppet/pops/evaluator/runtime3_resource_support.rb:31 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of puppetlabs/puppet@e227c27540 (2026-08-21). Data as JSON: /api/errors/1fc3bdcc411a7cbc. Report an issue: GitHub.