I trying open subqueues pages in modal window. I add 'modal' => TRUE for 'admin/structure/nodequeue/%nodequeue/view/%subqueue' menu item and subqueue page is now opened in modal window. But if i try add new node or save changed order etc. i alway give AJAX error. In Firebug console i noticed AJAX request response return as HTML.

Is there some recommended way for use CTools Auto-modal for existing pages?