WP Notice: Undefined property: WP_Query_Multisite::$loop_end

[Huyeng]

FYI:
The messages below are appeared if define('WP_DEBUG', true);

Strict Standards: Declaration of Admin_Page_Framework_Walker_Category_Checklist::start_el() should be compatible with Walker_Category::start_el(&$output, $category, $depth = 0, $args = Array, $id = 0) in wp-content\themes\jeo\inc\admin\admin-page-framework.php on line 2599

Notice: Undefined index: opendev_filter_ in D:\www\ODM\wp-content\themes\jeo-odm\functions.php on line 94

Notice: Undefined property: WP_Query_Multisite::$loop_end in wp-content\themes\jeo-odm\inc\query-multisite.php on line 104