# File src/ruby_supportlib/phusion_passenger/config/installation_utils.rb, line 110
      def print_installation_error_header
        if @colors
          red = @colors.red
          reset = @colors.reset
        else
          red = nil
          reset = nil
        end
        @logger.warn "------------------------------------------" if @logger
        puts "#{red}Cannot proceed with installation#{reset}"
        puts
      end