Fatal error: Uncaught Error: Class 'Google_Service_Resource' not found in /home/app/htdocs/lidia/vendor/google/apiclient-services/src/Google/Service/Books/Resource/Promooffer.php:26 Stack trace: #0 {main} thrown in /home/app/htdocs/lidia/vendor/google/apiclient-services/src/Google/Service/Books/Resource/Promooffer.php on line 26