Fatal error: Uncaught TypeError: count(): Argument #1 ($value) must be of type Countable|array, null given in /home/netrino/domains/netrino.edu.gr/public_html/eclass/modules/auth/formuser.php:199
Stack trace:
#0 {main}
thrown in /home/netrino/domains/netrino.edu.gr/public_html/eclass/modules/auth/formuser.php on line 199