Notice: Use of undefined constant GAuthConfig - assumed 'GAuthConfig' in /home/kamadeva/portalpalapa/www/web/user/login-google.php on line 13

Fatal error: Uncaught exception 'InvalidArgumentException' with message 'file does not exist' in /home/kamadeva/portalpalapa/www/class/google-api-php-client/src/Google/Client.php:869 Stack trace: #0 /home/kamadeva/portalpalapa/www/web/user/login-google.php(13): Google_Client->setAuthConfig('GAuthConfig') #1 /home/kamadeva/portalpalapa/www/index.php(31): include_once('/home/kamadeva/...') #2 {main} thrown in /home/kamadeva/portalpalapa/www/class/google-api-php-client/src/Google/Client.php on line 869