[Plugin: WP Category Post List Widget] validation error

Hi,

I get the following validation error:

Element div not allowed as child of element code in this context. (Suppressing further errors from this subtree.)

<div><code><div class="wp-cpl-sc-wrap wp-cpl-sc-theme-no">

any ideas?

http://ww.wp.xz.cn/extend/plugins/wp-category-posts-list/