Fatal error: Uncaught Error: Call to undefined function sanitize_hex_color() in /homepages/27/d530597926/htdocs/walter/wp-content/themes/onetone/includes/theme-setup.php:126 Stack trace: #0 /homepages/27/d530597926/htdocs/walter/wp-includes/plugin.php(496): onetone_custom_scripts('') #1 /homepages/27/d530597926/htdocs/walter/wp-includes/script-loader.php(973): do_action('wp_enqueue_scri...') #2 /homepages/27/d530597926/htdocs/walter/wp-includes/plugin.php(496): wp_enqueue_scripts('') #3 /homepages/27/d530597926/htdocs/walter/wp-includes/general-template.php(2206): do_action('wp_head') #4 /homepages/27/d530597926/htdocs/walter/wp-content/themes/onetone/header.php(8): wp_head() #5 /homepages/27/d530597926/htdocs/walter/wp-includes/template.php(501): require_once('/homepages/27/d...') #6 /homepages/27/d530597926/htdocs/walter/wp-includes/template.php(477): load_template('/homepages/27/d...', true) #7 /homepages/27/d530597926/htdocs/walter/wp-includes/general-template.php(45): locate_template(Array, true) #8 /homepages/27/d53 in /homepages/27/d530597926/htdocs/walter/wp-content/themes/onetone/includes/theme-setup.php on line 126