Warning: Undefined array key "st_week" in /customers/8/0/f/undervisningsforloeb.dk/httpd.www/year_submit_kjs.php on line 7

Fatal error: Uncaught TypeError: count(): Argument #1 ($value) must be of type Countable|array, null given in /customers/8/0/f/undervisningsforloeb.dk/httpd.www/year_submit_kjs.php:7
Stack trace:
#0 {main}
  thrown in /customers/8/0/f/undervisningsforloeb.dk/httpd.www/year_submit_kjs.php on line 7