Fatal error: Uncaught Error: Call to undefined function add_action() in /var/www/tsitro/public_html/staging.tsit.ro/wp-content/themes/blank-canvas/inc/customizer.php:25 Stack trace: #0 /var/www/tsitro/public_html/staging.tsit.ro/wp-content/themes/blank-canvas/inc/customizer.php(163): Blank_Canvas_Customize->__construct() #1 {main} thrown in /var/www/tsitro/public_html/staging.tsit.ro/wp-content/themes/blank-canvas/inc/customizer.php on line 25