Fatal error: Uncaught Error: Call to undefined function add_action() in /home/vzrmenph/public_html/wp-content/plugins/icegram-rainmaker/lite/classes/mailers/email_subscribers.php:8 Stack trace: #0 /home/vzrmenph/public_html/wp-content/plugins/icegram-rainmaker/lite/classes/mailers/email_subscribers.php(86): Rm_Mailer_Email_Subscribers->__construct() #1 {main} thrown in /home/vzrmenph/public_html/wp-content/plugins/icegram-rainmaker/lite/classes/mailers/email_subscribers.php on line 8