layout issues

Occasionally the layout is as expected, but most of the time it looks like this:
http://www.philopress.com/Untitled.jpg

And does something similar wherever this hook exists:
do_action( ‘bp_directory_groups_actions’ );

Perhaps a simple priority adjustment?

Any hints welcome.

http://ww.wp.xz.cn/plugins/buddypress-group-email-subscription/