Fatal error: Uncaught TypeError: mktime(): Argument #5 ($day) must be of type ?int, string given in /home/wendyss1/public_html/modules/class.date.php:564 Stack trace: #0 /home/wendyss1/public_html/modules/class.date.php(564): mktime(0, 0, 0, '12', '18T12:00', '2021') #1 /home/wendyss1/public_html/modules/class.content.php(835): DateClass->_DateFormat('n', '2021-12-18T12:0...') #2 /home/wendyss1/public_html/calendar.php(23): ContentClass->_ContentByCalendar('18', 12, '2021') #3 {main} thrown in /home/wendyss1/public_html/modules/class.date.php on line 564