ruby/rubygems · error · InvalidOption

`#{group}` group could not be found.

Error message

`#{group}` group could not be found.

What it means

Error "`#{group}` group could not be found." thrown in ruby/rubygems.

Source

Thrown at lib/bundler/cli/list.rb:75

      Bundler.ui.info({ gems: gems }.to_json)
    end

    def print_human(specs:)
      return Bundler.ui.info "No gems in the Gemfile" if specs.empty?

      return specs.each {|s| Bundler.ui.info s.name } if @options["name-only"]
      return specs.each {|s| Bundler.ui.info s.full_gem_path } if @options["paths"]

      Bundler.ui.info "Gems included by the bundle:"

      specs.each {|s| Bundler.ui.info "  * #{s.name} (#{s.version}#{s.git_version})" }

      Bundler.ui.info "Use `bundle info` to print more detailed information about a gem"
    end

    def verify_group_exists(groups)
      (@without_group + @only_group).each do |group|
        raise InvalidOption, "`#{group}` group could not be found." unless groups.include?(group)
      end
    end

    def filtered_specs_by_groups
      definition = Bundler.definition
      groups = definition.groups

      verify_group_exists(groups)

      show_groups =
        if @without_group.any?
          groups.reject {|g| @without_group.include?(g) }
        elsif @only_group.any?
          groups.select {|g| @only_group.include?(g) }
        else
          groups
        end.map(&:to_sym)

View on GitHub (pinned to 86cbb817a3)

When it happens

Trigger: Thrown at lib/bundler/cli/list.rb:75 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/a54a614ea8f87993. Report an issue: GitHub.