{"record":{"id":"0593d25e490b69d2","repo":"puppetlabs/puppet","slug":"no-method-is-implemented-for-derived-a-label","errorCode":null,"errorMessage":"no method is implemented for derived #{a.label}","messagePattern":"no method is implemented for derived #(.+?)","errorType":"exception","errorClass":"Puppet::Error","httpStatus":null,"severity":"error","filePath":"lib/puppet/pops/types/ruby_generator.rb","lineNumber":296,"sourceCode":"      bld << ')'\n    end\n    bld << \"\\n  end\\n\"\n\n    unless obj.parent.is_a?(PObjectType) && obj_attrs.empty?\n      # Output attr_readers\n      unless obj_attrs.empty?\n        bld << \"\\n\"\n        obj_attrs.each { |a| bld << '  attr_reader :' << rname(a.name) << \"\\n\" }\n      end\n\n      bld << \"  attr_reader :hash\\n\" if obj.parent.nil?\n\n      derived_attrs.each do |a|\n        bld << \"\\n  def \" << rname(a.name) << \"\\n\"\n        code_annotation = RubyMethod.annotate(a)\n        ruby_body = code_annotation.nil? ? nil : code_annotation.body\n        if ruby_body.nil?\n          bld << \"    raise Puppet::Error, \\\"no method is implemented for derived #{a.label}\\\"\\n\"\n        else\n          bld << '    ' << ruby_body << \"\\n\"\n        end\n        bld << \"  end\\n\"\n      end\n\n      if init_params.empty?\n        bld << \"\\n  def initialize\\n    @hash = \" << obj.hash.to_s << \"\\n  end\" if obj.parent.nil?\n      else\n        # Output initializer\n        bld << \"\\n  def initialize\"\n        bld << '('\n        non_opt.each { |ip| bld << rname(ip.name) << ', ' }\n        opt.each do |ip|\n          bld << rname(ip.name) << ' = '\n          default_string(bld, ip)\n          bld << ', '\n        end","sourceCodeStart":278,"sourceCodeEnd":314,"githubUrl":"https://github.com/puppetlabs/puppet/blob/e227c27540975c25aa22d533a52424a9d2fc886a/lib/puppet/pops/types/ruby_generator.rb#L278-L314","documentation":"Error \"no method is implemented for derived #{a.label}\" thrown in puppetlabs/puppet.","triggerScenarios":"Thrown at lib/puppet/pops/types/ruby_generator.rb:296 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"}