Fatal error: Uncaught Error: Call to undefined function add_theme_support() in /home/modular/sylviefortin.fr/httpdocs/wp-content/themes/responsive-mobile/core/tha-theme-hooks.php:39
Stack trace:
#0 {main}
thrown in /home/modular/sylviefortin.fr/httpdocs/wp-content/themes/responsive-mobile/core/tha-theme-hooks.php on line 39