{"record":{"id":"ce48d8cbcc2ab52c","repo":"puppetlabs/puppet","slug":"unable-to-create-an-instance-of-type-name-no-m","errorCode":null,"errorMessage":"Unable to create an instance of #{type.name}. No mapping exists to runtime object","messagePattern":"Unable to create an instance of #(.+?)\\. No mapping exists to runtime object","errorType":"exception","errorClass":"Puppet::Error","httpStatus":null,"severity":"error","filePath":"lib/puppet/pops/types/ruby_generator.rb","lineNumber":164,"sourceCode":"    end\n\n    # Emit registration of contained types\n    unless class_names.empty?\n      bld << \"Puppet::Pops::Pcore.register_implementations([\\n\"\n      class_names.each { |class_name| bld << '  ' << class_name << \",\\n\" }\n      bld.chomp!(\",\\n\")\n      bld << \"])\\n\\n\"\n    end\n    bld.chomp!(\"\\n\")\n\n    common_prefix.size.times { bld << \"end\\n\" }\n  end\n\n  def implementation_names(object_types)\n    object_types.map do |type|\n      ir = Loaders.implementation_registry\n      impl_name = ir.module_name_for_type(type)\n      raise Puppet::Error, \"Unable to create an instance of #{type.name}. No mapping exists to runtime object\" if impl_name.nil?\n\n      impl_name\n    end\n  end\n\n  def class_definition(obj, namespace_segments, bld, class_name, *impl_subst)\n    module_segments = remove_common_namespace(namespace_segments, class_name)\n    leaf_name = module_segments.pop\n    module_segments.each { |segment| bld << 'module ' << segment << \"\\n\" }\n    scoped_class_definition(obj, leaf_name, bld, class_name, *impl_subst)\n    module_segments.size.times { bld << \"end\\n\" }\n    module_segments << leaf_name\n    module_segments.join(TypeFormatter::NAME_SEGMENT_SEPARATOR)\n  end\n\n  def scoped_class_definition(obj, leaf_name, bld, class_name, *impl_subst)\n    bld << 'class ' << leaf_name\n    segments = class_name.split(TypeFormatter::NAME_SEGMENT_SEPARATOR)","sourceCodeStart":146,"sourceCodeEnd":182,"githubUrl":"https://github.com/puppetlabs/puppet/blob/e227c27540975c25aa22d533a52424a9d2fc886a/lib/puppet/pops/types/ruby_generator.rb#L146-L182","documentation":"Error \"Unable to create an instance of #{type.name}. No mapping exists to runtime object\" thrown in puppetlabs/puppet.","triggerScenarios":"Thrown at lib/puppet/pops/types/ruby_generator.rb:164 when the library encounters an invalid state.","commonSituations":"See trigger scenarios.","solutions":[],"exampleFix":null,"handlingStrategy":null,"validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"backgroundTag":null,"analyzedSha":"e227c27540975c25aa22d533a52424a9d2fc886a","analyzedAt":"2026-08-21T20:49:46.650Z","schemaVersion":2},"datasetVersion":"2026-08-21T23:17:16.201Z"}