Fatal error: Uncaught TypeError: Gallery\Gallery::getPost(): Argument #1 ($id) must be of type int, string given, called in /home/j4barch/public_html/main/header/post.php on line 17 and defined in /home/j4barch/public_html/main/Class/Gallery.php:434 Stack trace: #0 /home/j4barch/public_html/main/header/post.php(17): Gallery\Gallery->getPost() #1 /home/j4barch/public_html/main/index.php(79): include_once('...') #2 {main} thrown in /home/j4barch/public_html/main/Class/Gallery.php on line 434