Fatal error: Uncaught TypeError: count(): Argument #1 ($value) must be of type Countable|array, bool given in /www/VirtualHosts/numid.uni-mainz.de/include/functions-vars.inc.php:87
Stack trace:
#0 /www/VirtualHosts/numid.uni-mainz.de/include/head.inc.php(104): require_once()
#1 /www/VirtualHosts/numid.uni-mainz.de/index.php(10): include('...')
#2 {main}
thrown in /www/VirtualHosts/numid.uni-mainz.de/include/functions-vars.inc.php on line 87