PrestaShopException {#52
  #message: "Link to database cannot be established: SQLSTATE[HY000] [2002] Connection refused"
  #code: 0
  #file: "/var/www/html/s-e/classes/db/DbPDO.php"
  #line: 136
  trace: {
    /var/www/html/s-e/classes/db/DbPDO.php:136 {
      › } catch (PDOException $e) {
      ›     throw new PrestaShopException('Link to database cannot be established: ' . $e->getMessage());
      › }
    }
    /var/www/html/s-e/classes/db/Db.php:379 {
      › if (!$this->result && $this->getNumberError() == 2006) {
      ›     if ($this->connect()) {
      ›         $this->result = $this->_query($sql);
    }
    /var/www/html/s-e/classes/db/Db.php:663 {
      › 
      › $this->result = $this->query($sql);
      › if (!$this->result) {
      arguments: {
        $sql: "SELECT `id_lang` FROM `sk_lang` WHERE `iso_code` = 'ar' LIMIT 1"
      }
    }
    /var/www/html/s-e/classes/db/Db.php:697 {
      › 
      › if (!$result = $this->getRow($sql, $use_cache)) {
      ›     return false;
      arguments: {
        $sql: "SELECT `id_lang` FROM `sk_lang` WHERE `iso_code` = 'ar' LIMIT 1"
        $use_cache: true
      }
    }
    /var/www/html/s-e/classes/Language.php:824 {
      › if ($no_cache || !Cache::isStored($key)) {
      ›     $id_lang = Db::getInstance()->getValue('SELECT `id_lang` FROM `' . _DB_PREFIX_ . 'lang` WHERE `iso_code` = \'' . pSQL(strtolower($iso_code)) . '\'');
      ›     if (empty($id_lang)) {
      arguments: {
        $sql: "SELECT `id_lang` FROM `sk_lang` WHERE `iso_code` = 'ar'"
      }
    }
    /var/www/html/s-e/classes/Tools.php:644 {
      ›     Validate::isLanguageIsoCode($iso) &&
      ›     ($id_lang = (int) Language::getIdByIso($iso))
      › ) {
      arguments: {
        $iso_code: "ar"
      }
    }
    /var/www/html/s-e/classes/Dispatcher.php:242 {
      › if (in_array($this->front_controller, [self::FC_FRONT, self::FC_MODULE])) {
      ›     Tools::switchLanguage();
      › }
    }
    /var/www/html/s-e/classes/Dispatcher.php:207 {
      ›     }
      ›     self::$instance = new Dispatcher($request);
      › }
      arguments: {
        $request: Request {#43 …}
      }
    }
    /var/www/html/s-e/index.php:29 {
      › \trequire dirname(__FILE__).'/config/config.inc.php';\r
      › \tDispatcher::getInstance()->dispatch();\r
      › }catch(\Exception $e){\r
    }
  }
}