docs: public void error(Marker marker, String format, Object arg1, Object arg2) {
          if (!logger.isErrorEnabled(marker))
              return;
          if (instanceofLAL) {
              String formattedMessage = MessageFormatter.format(format, arg1, arg2).getMessage();
              ((LocationAwareLogger) logger).log(marker, fqcn, LocationAwareLogger.ERROR_INT, formattedMessage, new Object[] { arg1, arg2 }, null);
          } else {
              logger.error(marker, format, arg1, arg2);
          }
      }