Fatal error: Uncaught TypeError: Unsupported operand types: string * string in C:\xampp\htdocs\OptoriSite\wp-content\themes\Avada\includes\lib\inc\class-fusion-sanitize.php:518 Stack trace: #0 C:\xampp\htdocs\OptoriSite\wp-content\themes\Avada\includes\lib\inc\class-fusion-panel-callbacks.php(418): Fusion_Sanitize::convert_font_size_to_px('https://avada.t...', '25px') #1 C:\xampp\htdocs\OptoriSite\wp-content\themes\Avada\includes\class-fusion-dynamic-css-from-options.php(475): Fusion_Panel_Callbacks::convert_font_size_to_px('https://avada.t...', '25px') #2 C:\xampp\htdocs\OptoriSite\wp-content\themes\Avada\includes\class-fusion-dynamic-css-from-options.php(363): Fusion_Dynamic_CSS_From_Options->generate_css_from_field(Array, 'TO') #3 C:\xampp\htdocs\OptoriSite\wp-content\themes\Avada\includes\class-fusion-dynamic-css-from-options.php(179): Fusion_Dynamic_CSS_From_Options->generate_css_from_fields('TO') #4 C:\xampp\htdocs\OptoriSite\wp-content\themes\Avada\includes\class-fusion-dynamic-css-from-options.php(107): Fusion_Dynamic_CSS_From_Options->init('TO') #5 C:\xampp\htdocs\OptoriSite\wp-includes\class-wp-hook.php(308): Fusion_Dynamic_CSS_From_Options->dynamic_css_array_filter_to(Array) #6 C:\xampp\htdocs\OptoriSite\wp-includes\plugin.php(205): WP_Hook->apply_filters(Array, Array) #7 C:\xampp\htdocs\OptoriSite\wp-content\themes\Avada\includes\lib\inc\class-fusion-dynamic-css-helpers.php(390): apply_filters('fusion_dynamic_...', Array) #8 C:\xampp\htdocs\OptoriSite\wp-content\themes\Avada\includes\lib\inc\class-fusion-dynamic-css.php(306): Fusion_Dynamic_CSS_Helpers->get_dynamic_css() #9 C:\xampp\htdocs\OptoriSite\wp-content\themes\Avada\includes\lib\inc\class-fusion-dynamic-css-helpers.php(374): Fusion_Dynamic_CSS->generate_final_css() #10 C:\xampp\htdocs\OptoriSite\wp-content\themes\Avada\includes\lib\inc\class-fusion-dynamic-css-file.php(113): Fusion_Dynamic_CSS_Helpers->get_dynamic_css_id() #11 C:\xampp\htdocs\OptoriSite\wp-content\themes\Avada\includes\lib\inc\class-fusion-dynamic-css-file.php(180): Fusion_Dynamic_CSS_File->file('filename') #12 C:\xampp\htdocs\OptoriSite\wp-content\themes\Avada\includes\lib\inc\class-fusion-dynamic-css-file.php(55): Fusion_Dynamic_CSS_File->can_write() #13 C:\xampp\htdocs\OptoriSite\wp-content\themes\Avada\includes\lib\inc\class-fusion-dynamic-css.php(212): Fusion_Dynamic_CSS_File->__construct(Object(Fusion_Dynamic_CSS)) #14 C:\xampp\htdocs\OptoriSite\wp-includes\class-wp-hook.php(308): Fusion_Dynamic_CSS->init('') #15 C:\xampp\htdocs\OptoriSite\wp-includes\class-wp-hook.php(332): WP_Hook->apply_filters(NULL, Array) #16 C:\xampp\htdocs\OptoriSite\wp-includes\plugin.php(517): WP_Hook->do_action(Array) #17 C:\xampp\htdocs\OptoriSite\wp-includes\script-loader.php(2194): do_action('wp_enqueue_scri...') #18 C:\xampp\htdocs\OptoriSite\wp-includes\class-wp-hook.php(308): wp_enqueue_scripts('') #19 C:\xampp\htdocs\OptoriSite\wp-includes\class-wp-hook.php(332): WP_Hook->apply_filters('', Array) #20 C:\xampp\htdocs\OptoriSite\wp-includes\plugin.php(517): WP_Hook->do_action(Array) #21 C:\xampp\htdocs\OptoriSite\wp-includes\general-template.php(3049): do_action('wp_head') #22 C:\xampp\htdocs\OptoriSite\wp-content\themes\Avada\header.php(21): wp_head() #23 C:\xampp\htdocs\OptoriSite\wp-includes\template.php(783): require_once('C:\\xampp\\htdocs...') #24 C:\xampp\htdocs\OptoriSite\wp-includes\template.php(718): load_template('C:\\xampp\\htdocs...', true, Array) #25 C:\xampp\htdocs\OptoriSite\wp-includes\general-template.php(48): locate_template(Array, true, true, Array) #26 C:\xampp\htdocs\OptoriSite\wp-content\themes\Avada\100-width.php(15): get_header() #27 C:\xampp\htdocs\OptoriSite\wp-includes\template-loader.php(106): include('C:\\xampp\\htdocs...') #28 C:\xampp\htdocs\OptoriSite\wp-blog-header.php(19): require_once('C:\\xampp\\htdocs...') #29 C:\xampp\htdocs\OptoriSite\index.php(17): require('C:\\xampp\\htdocs...') #30 {main} thrown in C:\xampp\htdocs\OptoriSite\wp-content\themes\Avada\includes\lib\inc\class-fusion-sanitize.php on line 518