Fatal error: Unparenthesized `a ? b : c ? d : e` is not supported. Use either `(a ? b : c) ? d : e` or `a ? b : (c ? d : e)` in /home/BT-SIRIUS/didattica/arcal116/prep_slots.php on line 84
Stack trace:
#0 /home/BT-SIRIUS/didattica/arcal116/param_corso.php(82): include()
#1 /home/BT-SIRIUS/didattica/common/funzioni_php/header.php(7): include('...')
#2 /home/BT-SIRIUS/didattica/arcal116/modifica1.htm(2): include('...')
#3 {main}