Fatal error: Uncaught Facebook\Exceptions\FacebookSDKException: Sessions are not active. Please make sure session_start() is at the top of your script. in /var/www/tumomo.com/public_html/dynamic/facebook/fbsdk4-5.1.2/src/Facebook/PersistentData/FacebookSessionPersistentDataHandler.php:50
Stack trace:
#0 /var/www/tumomo.com/public_html/dynamic/facebook/fbsdk4-5.1.2/src/Facebook/PersistentData/PersistentDataFactory.php(57): Facebook\PersistentData\FacebookSessionPersistentDataHandler->__construct()
#1 /var/www/tumomo.com/public_html/dynamic/facebook/fbsdk4-5.1.2/src/Facebook/Facebook.php(155): Facebook\PersistentData\PersistentDataFactory::createPersistentDataHandler('session')
#2 /var/www/tumomo.com/public_html/dynamic/facebook/login.php(12): Facebook\Facebook->__construct(Array)
#3 /var/www/tumomo.com/public_html/inc/class.user.php(255): require_once('/var/www/tumomo...')
#4 /var/www/tumomo.com/public_html/inc/class.user_member.php(263): SiteUser->ShowForm()
#5 /var/www/tumomo.com/public_html/inc/class.user.php(61): SiteM in /var/www/tumomo.com/public_html/dynamic/facebook/fbsdk4-5.1.2/src/Facebook/PersistentData/FacebookSessionPersistentDataHandler.php on line 50