Fatal error: Uncaught TypeError: call_user_func_array(): Argument #1 ($callback) must be a valid callback, function "marketo_theme_enqueue_styles" not found or invalid function name in /home2/pelkil/public_html/wp-includes/class-wp-hook.php:324 Stack trace: #0 /home2/pelkil/public_html/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters(NULL, Array) #1 /home2/pelkil/public_html/wp-includes/plugin.php(517): WP_Hook->do_action(Array) #2 /home2/pelkil/public_html/wp-includes/script-loader.php(2299): do_action('wp_enqueue_scri...') #3 /home2/pelkil/public_html/wp-includes/class-wp-hook.php(324): wp_enqueue_scripts('') #4 /home2/pelkil/public_html/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters(NULL, Array) #5 /home2/pelkil/public_html/wp-includes/plugin.php(517): WP_Hook->do_action(Array) #6 /home2/pelkil/public_html/wp-includes/general-template.php(3192): do_action('wp_head') #7 /home2/pelkil/public_html/wp-content/themes/xtra/theme-functions.php(2643): wp_head() #8 /home2/pelkil/public_html/wp-content/themes/xtra/theme-functions.php(3277): Codevz_Core_Theme::generate_header() #9 /home2/pelkil/public_html/wp-content/themes/xtra/page.php(19): Codevz_Core_Theme::generate_page('page') #10 /home2/pelkil/public_html/wp-includes/template-loader.php(106): include('/home2/pelkil/p...') #11 /home2/pelkil/public_html/wp-blog-header.php(19): require_once('/home2/pelkil/p...') #12 /home2/pelkil/public_html/index.php(17): require('/home2/pelkil/p...') #13 {main} thrown in /home2/pelkil/public_html/wp-includes/class-wp-hook.php on line 324