ruby/rubygems · error · HTTPError

17

17

Error message

Gemspec #{spec} contained invalid data.
Your network or your gem server is probably having issues right now.

What it means

Error "Gemspec #{spec} contained invalid data. Your network or your gem server is probably having issues right now." thrown in ruby/rubygems.

Source

Thrown at lib/bundler/fetcher.rb:165

    # fetch a gem specification
    def fetch_spec(spec)
      spec -= [nil, "ruby", ""]
      spec_file_name = "#{spec.join "-"}.gemspec"

      uri = Gem::URI.parse("#{remote_uri}#{Gem::MARSHAL_SPEC_DIR}#{spec_file_name}.rz")
      spec = if uri.scheme == "file"
        path = Gem::Util.correct_for_windows_path(uri.path)
        Bundler.safe_load_marshal Bundler.rubygems.inflate(Gem.read_binary(path))
      elsif cached_spec_path = gemspec_cached_path(spec_file_name)
        Bundler.load_gemspec(cached_spec_path)
      else
        Bundler.safe_load_marshal Bundler.rubygems.inflate(downloader.fetch(uri).body)
      end
      raise MarshalError, "is #{spec.inspect}" unless spec.is_a?(Gem::Specification)
      spec
    rescue MarshalError
      raise HTTPError, "Gemspec #{spec} contained invalid data.\n" \
        "Your network or your gem server is probably having issues right now."
    end

    # return the specs in the bundler format as an index with retries
    def specs_with_retry(gem_names, source)
      Bundler::Retry.new("fetcher", FAIL_ERRORS).attempts do
        specs(gem_names, source)
      end
    end

    # return the specs in the bundler format as an index
    def specs(gem_names, source)
      index = Bundler::Index.new

      fetch_specs(gem_names).each do |name, version, platform, dependencies, metadata|
        spec = if dependencies
          EndpointSpecification.new(name, version, platform, self, dependencies, metadata).tap do |es|
            source.checksum_store.replace(es, es.checksum)

View on GitHub (pinned to 86cbb817a3)

When it happens

Trigger: Thrown at lib/bundler/fetcher.rb:165 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of ruby/rubygems@86cbb817a3 (2026-08-23). Data as JSON: /api/errors/221b8f2c2faca8f0. Report an issue: GitHub.