Fatal error: Uncaught Error: Call to undefined function add_action() in /home/alwatancl/public_html/wp-content/themes/alchemist/inc/customizer/upgrade-button/class-customize.php:48 Stack trace: #0 /home/alwatancl/public_html/wp-content/themes/alchemist/inc/customizer/upgrade-button/class-customize.php(23): Alchemist_Upgrade_Pro_Customize->setup_actions() #1 /home/alwatancl/public_html/wp-content/themes/alchemist/inc/customizer/upgrade-button/class-customize.php(101): Alchemist_Upgrade_Pro_Customize::get_instance() #2 {main} thrown in /home/alwatancl/public_html/wp-content/themes/alchemist/inc/customizer/upgrade-button/class-customize.php on line 48