Warning: include_once(C:\xampp\htdocs\datalink\app./vendor/autoload.php): Failed to open stream: Permission denied in C:\xampp\htdocs\datalink\app\class_myproject.php on line 2

Warning: include_once(): Failed opening 'C:\xampp\htdocs\datalink\app./vendor/autoload.php' for inclusion (include_path='C:\xampp\php\PEAR') in C:\xampp\htdocs\datalink\app\class_myproject.php on line 2

Fatal error: Uncaught Error: Class "Google\Client" not found in C:\xampp\htdocs\datalink\app\class_myproject.php:90 Stack trace: #0 C:\xampp\htdocs\datalink\app\class_myproject.php(422): MyProject->__construct('P01-1') #1 C:\xampp\htdocs\datalink\app\prepare_template.php(2): include_once('C:\\xampp\\htdocs...') #2 {main} thrown in C:\xampp\htdocs\datalink\app\class_myproject.php on line 90