Fatal error: Uncaught Error: Class 'PhpOffice\PhpWord\Element\AbstractContainer' not found in /var/www/app/appregwebservice/vendor/phpoffice/phpword/src/PhpWord/Element/Section.php:24
Stack trace:
#0 {main}
thrown in /var/www/app/appregwebservice/vendor/phpoffice/phpword/src/PhpWord/Element/Section.php on line 24