Woocommerce – Checkout missing in childtheme

Hi My child theme have all of a sudden lost its woocommerce checkout button. If I reset all options it comes back again, but I cant see what should be doing the damage, Please help

CSS:
/*
Theme Name: Turbostarter
Theme URI: http://turbostarter.dk/wp-content/themes/enfold/
Description: Turbostarter – Bertel Bolt Kommunikation
Author: Bertel Bolt-Jørgensen
Author URI: http://bertelbolt.dk
Template: enfold
Version: 1.0.0
*/

h1, h2, h3, h4, h5, h6{ font-family: ‘HelveticaNeue’, ‘Helvetica Neue’, Helvetica, Arial, sans-serif;!important;
}

h1, h2, h3, h4, h5, h6{ font-weight: normal!important; }

@media only screen and (max-width: 480px) {
h3 { font-size: 15px!important; }}

.av-main-nav > li > a { font-weight: 400 !important; }

.main_color .avia-content-slider .slide-image { background: transparent; }

.woocommerce-cart .wc-proceed-to-checkout {
display: block!important;
}

PHP
<?php
/*
* Enfold Child theme functions file
*/

add_filter( ‘woocommerce_currencies’, ‘add_my_currency’ );

function add_my_currency( $currencies ) {
$currencies[‘DKK’] = __( ‘Currency name’, ‘woocommerce’ );
return $currencies;
}

add_filter(‘woocommerce_currency_symbol’, ‘add_my_currency_symbol’, 10, 2);

function add_my_currency_symbol( $currency_symbol, $currency ) {
switch( $currency ) {
case ‘DKK’: $currency_symbol = ‘DKK ‘; break;
}
return $currency_symbol;
}

add_filter( ‘avf_google_heading_font’, ‘avia_add_heading_font’);
function avia_add_heading_font($fonts)
{
$fonts[‘PT Sans Narrow’] = ‘PT Sans Narrow:400,700’;
$fonts[‘Questrial’] = ‘Questrial:400,700,400italic,700italic’;
return $fonts;
}

add_filter( ‘avf_google_content_font’, ‘avia_add_content_font’);
function avia_add_content_font($fonts)
{

$fonts[‘PT Sans’] = ‘PT Sans:400,700,400italic,700italic’;
$fonts[‘Questrial’] = ‘Questrial:400,700’;
return $fonts;
}

//set builder mode to debug
add_action(‘avia_builder_mode’, “builder_set_debug”);
function builder_set_debug()
{
return “debug”;
}

remove_action(‘wp_head’, ‘rel_canonical’);
add_filter( ‘wpseo_canonical’, ‘__return_false’ );

add_filter(“gform_address_display_format”,
“address_format”);

function address_format($format){
return “zip_before_city”;

}

/*———————————————————————————–*/
/* End Theme Load Functions – You can add custom functions below */
/*———————————————————————————–*/