api/java/src/main/java/com/navercorp/redis/cluster/connection/RedisProtocol.java
private static void processError(final RedisInputStream is) {
        String message = is.readLine();
        log.trace("[RedisProtocol] Reply error. -{}", message);
        throw new JedisDataException(message);
    }
private static void processError(final RedisInputStream is) {
        String message = is.readLine();
        log.trace("[RedisProtocol] Reply error. -{}", message);
        throw new JedisDataException(message);
    }
Process error.

@param is the is