Fatal error: Uncaught Error: Call to undefined function add_action() in /home/newbreslovtorah/public_html/wp-content/plugins/wishlist-member/integrations/others/slack/init.php:12 Stack trace: #0 /home/newbreslovtorah/public_html/wp-content/plugins/wishlist-member/integrations/others/slack/init.php(26): WLM3_Slack_Hooks->__construct() #1 {main} thrown in /home/newbreslovtorah/public_html/wp-content/plugins/wishlist-member/integrations/others/slack/init.php on line 12