Now, i have this error

Notice: Undefined property: EasyBlogPost::$alias in /web/htdocs/http://www.lteconomy.it/home/plugins/content/facebooklikeandshare/facebooklikeandshare.php on line 257 Notice: Undefined property: EasyBlogPost::$alias in /web/htdocs/http://www.lteconomy.it/home/plugins/content/facebooklikeandshare/facebooklikeandshare.php on line 257 Notice: Undefined property: EasyBlogPost::$metadesc in /web/htdocs/http://www.lteconomy.it/home/plugins/content/phocaopengraph/phocaopengraph.php on line 37

Thanks