Fatal error: Uncaught TypeError: count(): Argument #1 ($value) must be of type Countable|array, false given in /var/www/vhosts/tsolis.ch/www/mediatouristik/linguista.ch/live/ext/school/view.class.php:11
Stack trace:
#0 /var/www/vhosts/tsolis.ch/www/mediatouristik/linguista.ch/live/class/url_managing.class.php(1008): SCHOOL_VIEW->list_adult(false, Array)
#1 /var/www/vhosts/tsolis.ch/www/mediatouristik/linguista.ch/live/class/url_managing.class.php(553): URL_MANAGING->ext('school', 'type:list;categ...')
#2 /var/www/vhosts/tsolis.ch/www/mediatouristik/linguista.ch/live/class/url_managing.class.php(114): URL_MANAGING->loading()
#3 /var/www/vhosts/tsolis.ch/www/mediatouristik/linguista.ch/live/index.php(299): URL_MANAGING->__construct()
#4 {main}
  thrown in /var/www/vhosts/tsolis.ch/www/mediatouristik/linguista.ch/live/ext/school/view.class.php on line 11