PMA\libraries\ErrorHandler::__destruct PHP Метод

    public function __destruct()
    {
        if (isset($_SESSION)) {
            if (!isset($_SESSION['errors'])) {
                $_SESSION['errors'] = array();
            }
            // remember only not displayed errors
            foreach ($this->errors as $key => $error) {
                /**
                 * We don't want to store all errors here as it would
                 * explode user session.
                 */
                if (count($_SESSION['errors']) >= 10) {
                    $error = new Error(0, __('Too many error messages, some are not displayed.'), __FILE__, __LINE__);
                    $_SESSION['errors'][$error->getHash()] = $error;
                    break;
                } else {
                    if ($error instanceof Error && !$error->isDisplayed()) {
                        $_SESSION['errors'][$key] = $error;
                    }
                }
            }
        }
    }