Notice: Undefined variable: post in /home/antonellp/www/wp-content/plugins/advanced-text-widget/advancedtext.php(104) : eval()'d code on line 2

Notice: Trying to get property of non-object in /home/antonellp/www/wp-content/plugins/advanced-text-widget/advancedtext.php(104) : eval()'d code on line 2