docs: def errorObject(object, cat, format, *args):
      """
      Log a fatal error message in the given category.
      This will also raise a L{SystemExit}.
      """
      doLog(ERROR, object, cat, format, args)
  
      # we do the import here because having it globally causes weird import
      # errors if our gstreactor also imports .log, which brings in errors
      # and pb stuff
      if args:
          raise SystemExit(format % args)
      else:
          raise SystemExit(format)