Fatal error: Uncaught Error: Class 'PhpOffice\PhpWord\Escaper\AbstractEscaper' not found in /var/www/app/appregwebservice/vendor/phpoffice/phpword/src/PhpWord/Escaper/RegExp.php:25 Stack trace: #0 {main} thrown in /var/www/app/appregwebservice/vendor/phpoffice/phpword/src/PhpWord/Escaper/RegExp.php on line 25