Fatal error: Uncaught TypeError: array_slice(): Argument #1 ($array) must be of type array, null given in /pages/ae/cb/d0003051/home/htdocs/fun/0_Kalender/includes/calendar01.inc.php:58
Stack trace:
#0 /pages/ae/cb/d0003051/home/htdocs/fun/0_Kalender/includes/calendar01.inc.php(58): array_slice(NULL, 0, 0)
#1 /pages/ae/cb/d0003051/home/htdocs/fun/0_Kalender/calendar01_session.php(9): include('/pages/ae/cb/d0...')
#2 {main}
thrown in /pages/ae/cb/d0003051/home/htdocs/fun/0_Kalender/includes/calendar01.inc.php on line 58