Error Messages

Hello,

i have installed the magic wp coupons plugin and now i become this error message:

Warning: file_get_contents(http://magic-wp-coupons.designsvalley.com/product-category/templates/feed/) [function.file-get-contents]: failed to open stream: HTTP request failed! HTTP/1.1 503 Service Temporarily Unavailable in /www/xxx/xxx/xxx/wp-content/plugins/magic-wp-coupons-aus/admin/includes/data_options.php on line 157

Warning: Invalid argument supplied for foreach() in /www/xxx/xxx/xxx/wp-content/plugins/magic-wp-coupons-aus/admin/includes/data_options.php on line 163

can you help?

kind regards
drew

https://wordpress.org/plugins/magic-wp-coupons/