Problem: The client encountered a PHP Fatal error indicating that the class
WPML\Core\Twig_Loader_Filesystem
was not found, even after attempting to reinstall the WPML plugin via FTP.
Solution: We recommend the following steps to resolve the issue: 1. Ensure you have a backup of your website files and database. 2. Deactivate all WPML plugins if any are active. 3. Access your site via FTP and navigate to the
wp-content/plugins/
folder. 4. Delete all WPML-related folders. 5. Download the latest WPML Multilingual CMS Plugin from your WPML account downloads page. 6. Extract the downloaded plugin and upload it via FTP to the
wp-content/plugins/
folder. Alternatively, you can upload the .zip file using your WordPress Dashboard under Plugins > Add New > Upload. 7. Activate the WPML plugin through your WordPress Dashboard under Plugins. 8. Complete the setup and register WPML for your site, generating a key at the end of the setup. 9. Navigate to Dashboard > Plugins, locate WPML Multilingual CMS, and click on the link that says “Registered” to download and activate all necessary WPML Add-on Plugins. 10. Ensure that the
