Fatal error: Uncaught Facebook\Exceptions\FacebookSDKException: Required "app_id" key not supplied in config and could not find fallback environment variable "FACEBOOK_APP_ID" in /homepages/7/d604093263/htdocs/clickandbuilds/DirectorioCentrosyClinicasdeRecuperacinAdicciones/wp-content/plugins/nextend-facebook-connect/Facebook/Facebook.php:139 Stack trace: #0 /homepages/7/d604093263/htdocs/clickandbuilds/DirectorioCentrosyClinicasdeRecuperacinAdicciones/wp-content/plugins/nextend-facebook-connect/nextend-facebook-connect.php(160): Facebook\Facebook->__construct(Array) #1 /homepages/7/d604093263/htdocs/clickandbuilds/DirectorioCentrosyClinicasdeRecuperacinAdicciones/wp-content/plugins/nextend-facebook-connect/nextend-facebook-connect.php(123): new_fb_login_action() #2 /homepages/7/d604093263/htdocs/clickandbuilds/DirectorioCentrosyClinicasdeRecuperacinAdicciones/wp-includes/class-wp-hook.php(298): new_fb_login('') #3 /homepages/7/d604093263/htdocs/clickandbuilds/DirectorioCentrosyClinicasdeRecuperacinAdicciones/wp-includes/ in /homepages/7/d604093263/htdocs/clickandbuilds/DirectorioCentrosyClinicasdeRecuperacinAdicciones/wp-content/plugins/nextend-facebook-connect/Facebook/Facebook.php on line 139