Fatal error: Uncaught Error: Class "Google\Auth\Tests\HttpHandler\Guzzle6HttpHandlerTest" not found in D:\xampp\htdocs\SSWPOS\vendor\google\auth\tests\HttpHandler\Guzzle7HttpHandlerTest.php:25 Stack trace: #0 {main} thrown in D:\xampp\htdocs\SSWPOS\vendor\google\auth\tests\HttpHandler\Guzzle7HttpHandlerTest.php on line 25