kernel/lib/Debug.php
public static function getInstance() : Debug
    {    
        if (!(self::$_oInstance instanceof self)) { self::$_oInstance = new self(); }
 
        return self::$_oInstance;
    }
public static function getInstance() : Debug
    {    
        if (!(self::$_oInstance instanceof self)) { self::$_oInstance = new self(); }
 
        return self::$_oInstance;
    }
Send back the isntance or create it

@access public