Fatal error: Uncaught Error: Class "Google\Collection" not found in C:\xampp8\htdocs\Gsheet\vendor\google\apiclient-services\src\Contentwarehouse\RepositoryWebrefRefconDocumentMentionSpans.php:20
Stack trace:
#0 {main}
thrown in C:\xampp8\htdocs\Gsheet\vendor\google\apiclient-services\src\Contentwarehouse\RepositoryWebrefRefconDocumentMentionSpans.php on line 20