    # File bin/el4r-instance, line 594
        def el4r_load(path_to_rb, is_noerror = nil)
          el4r_load_path.each do |dir|
            full_path_to_rb = File.expand_path(path_to_rb, dir)
            if File.exist?(full_path_to_rb)
              source = el4r_readfile(full_path_to_rb)
              instance_eval(source, full_path_to_rb)
              return true
            end
          end

          if is_noerror
            false
          else
            raise LoadError, "el4r_load: cannot load #{path_to_rb}"
          end
        end