Fatal error: Uncaught Hybridauth\Exception\RuntimeException: HTTP headers already sent to browser and Hybridauth won't be able to start/resume PHP session. To resolve this, session_start() must be called before outputing any data. in /vendor/hybridauth/hybridauth/src/Storage/Session.php:44 Stack trace: #0 /vendor/hybridauth/hybridauth/src/Adapter/AbstractAdapter.php(268): Hybridauth\Storage\Session->__construct() #1 /vendor/hybridauth/hybridauth/src/Adapter/AbstractAdapter.php(105): Hybridauth\Adapter\AbstractAdapter->setStorage(NULL) #2 /vendor/hybridauth/hybridauth/src/Hybridauth.php(141): Hybridauth\Adapter\AbstractAdapter->__construct(Array, NULL, NULL, NULL) #3 /vendor/hybridauth/hybridauth/src/Hybridauth.php(245): Hybridauth\Hybridauth->getAdapter('LinkedIn') #4 /var/www/html/wp-content/themes/commoneasy/page-login.php(35): Hybridauth\Hybridauth->getConnectedAdapters() #5 /var/www/html/wp-includes/template-loader.php(106): include('/var/www/html/w...') #6 /var/www/html/wp-blog-header.php(19): require_once('/var/www/html/w...') #7 /var/www/html/index.php(17): require('/var/www/html/w...') #8 {main} thrown in /vendor/hybridauth/hybridauth/src/Storage/Session.php on line 44