Template Missing from child theme

Hi there,
I have just created a child theme for Vantage (free) before i upgrade to the premium version. But when i click themes on wordpress it says
The following themes are installed but incomplete. Themes must have a stylesheet and a template.
Name
Child of Vantage
—–
Description
Template is missing.

my code on the child theme from notepad is

/*
Theme Name: Child of Vantage
Author: Ollie Brazier
Author URI: http://siteorigin.com/
Theme URI: http://siteorigin.com/theme/vantage/
Description: Vantage is a flexible multipurpose theme. It's strength lies in its tight integration with some powerful plugins like Page Builder for responsive page layouts, MetaSlider for big beautiful sliders and WooCommerce to help you sell online. Vantage is fully responsive and retina ready. Use it to start a business site, portfolio or online store. We offer free and premium support on our support forums (http://siteorigin.com/thread/).
Version: 1.2
License: GNU General Public License 2.0
License URI: license.txt
Tags: responsive-layout, fluid-layout, custom-background, custom-menu, featured-images, theme-options, threaded-comments, translation-ready, black, white, light, one-column, two-columns, full-width-template
*/
/* Imports all styles from the Vantage stylesheet */
@import url('../vantage/style.css');

Thanks