Fatal error: Uncaught TypeError: current(): Argument #1 ($array) must be of type array, null given in /home/janssen/Git/TEITOK/common/Sources/deptree.php:49 Stack trace: #0 /home/janssen/Git/TEITOK/common/Sources/deptree.php(49): current() #1 /home/janssen/Git/TEITOK/common/Sources/file.php(24): include('...') #2 /home/janssen/Git/TEITOK/common/Sources/main.php(259): include('...') #3 /mnt/nfs/teitok/teitok-main/ud214/index.php(14): include('...') #4 {main} thrown in /home/janssen/Git/TEITOK/common/Sources/deptree.php on line 49