Fatal error: Uncaught TypeError: Argument 1 passed to project::addViewed() must be of the type int, null given, called in /home/verocetamica/public_html/app-site/mods/product.class.php on line 15 and defined in /home/verocetamica/public_html/app-site/mods/project.class.php:467 Stack trace: #0 /home/verocetamica/public_html/app-site/mods/product.class.php(15): project->addViewed(NULL) #1 /home/verocetamica/public_html/app-site/libs/classes/_site.class.php(24): product->init() #2 /home/verocetamica/public_html/index.php(55): _site->__construct() #3 {main} thrown in /home/verocetamica/public_html/app-site/mods/project.class.php on line 467