With wp_debug enabled, seeing the following errors ... any

Hi,

With wp_debug enabled, seeing the following errors ... any feedback appreciated:

Strict Standards: Redefining already defined constructor for class Wdca_PublicPages in /home/alpinesc/public_html/wp-content/plugins/custom-ads/lib/class_wdca_public_pages.php on line 13

Strict Standards: Non-static method Wdca_PublicPages::serve() should not be called statically in /home/alpinesc/public_html/wp-content/plugins/custom-ads/custom-ads.php on line 79