Fatal error: Uncaught TypeError: count(): Argument #1 ($value) must be of type Countable|array, null given in /app/www/controllers/lecturehall.php:241 Stack trace: #0 /app/www/system/floyd.php(1014): lecturehall->description() #1 /app/www/index.php(483): floyd->launch() #2 {main} thrown in /app/www/controllers/lecturehall.php on line 241