Warning: require_once(/var/www/html/layout.php): Failed to open stream: No such file or directory in /var/www/html/diary.php on line 42

Fatal error: Uncaught Error: Failed opening required '/var/www/html/layout.php' (include_path='.:/usr/local/lib/php') in /var/www/html/diary.php:42 Stack trace: #0 /var/www/html/index.php(39): require() #1 {main} thrown in /var/www/html/diary.php on line 42