Excerpts remove all mark-up and shortcodes. Try adding the following into your functions.php:
add_filter('the_excerpt', 'do_shortcode');
This should enable shortcodes in your excerpt again. Bear in mind the generated HTML5 will be stripped out.
Excerpts remove all mark-up and shortcodes. Try adding the following into your functions.php:
add_filter('the_excerpt', 'do_shortcode');
This should enable shortcodes in your excerpt again. Bear in mind the generated HTML5 will be stripped out.