Fatal error: Uncaught Error: Call to undefined function Thrive_Dashboard\Font_Library\wp_theme_has_theme_json() in /var/www/web22663358/html/kjetzt/wp-content/plugins/thrive-product-manager/thrive-dashboard/inc/font-library/classes/Main.php:64 Stack trace: #0 /var/www/web22663358/html/kjetzt/wp-content/plugins/thrive-product-manager/thrive-dashboard/inc/font-library/classes/Main.php(43): Thrive_Dashboard\Font_Library\Main->get_font_storage_strategy() #1 /var/www/web22663358/html/kjetzt/wp-content/plugins/thrive-product-manager/thrive-dashboard/inc/hooks.php(38): Thrive_Dashboard\Font_Library\Main->init() #2 /var/www/web22663358/html/kjetzt/wp-content/plugins/thrive-product-manager/thrive-dashboard/inc/hooks.php(58): tve_font_library() #3 /var/www/web22663358/html/kjetzt/wp-includes/class-wp-hook.php(292): tve_dash_init_action('') #4 /var/www/web22663358/html/kjetzt/wp-includes/class-wp-hook.php(316): WP_Hook->apply_filters(NULL, Array) #5 /var/www/web22663358/html/kjetzt/wp-includes/plugin.php(484): WP_Hook->do_action(Arr in /var/www/web22663358/html/kjetzt/wp-content/plugins/thrive-product-manager/thrive-dashboard/inc/font-library/classes/Main.php on line 64