Edit File: Syntax.php
<?php use Twig\Error\SyntaxError; class_exists('Twig\Error\SyntaxError'); @trigger_error(sprintf('Using the "Twig_Error_Syntax" class is deprecated since Twig version 2.7, use "Twig\Error\SyntaxError" instead.'), E_USER_DEPRECATED); if (\false) { /** @deprecated since Twig 2.7, use "Twig\Error\SyntaxError" instead */ class Twig_Error_Syntax extends SyntaxError { } }