How to fix Fatal error: Call to undefined function mozg_cache()?

Question

PHP

How to fix the error?

Fatal error: Call to undefined function mozg_cache() in /var/www/html/index.php on line 37

line 37

<b>$CacheNews = mozg_cache('user_'.$user_info['user_id'].'/new_news');</b>
if($CacheNews){
  $new_news = "<div class=\"newNews2\" style=\"margin-left:150px;margin-top:1px\">{$CacheNews}</div>";
  $news_link = '/notifications';
}

Answer 1

It looks like you need to declare a function...

Answer 2

Forgot to include the file that defines the mozg_cache function