[Plugin: Pinterest RSS Widget] blank page when using shortcode in page

Hello, I can’t seem to get this plugin to work. When I enter the short code into a page,
the entire page contents disappear.

Here’s the page:

http://brittbrowne.com/?page_id=337

Here’s what I entered: <p>[prw username=”le-papel”]</p>

http://wordpress.org/extend/plugins/pinterest-rss-widget/