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Warning: Trying to access array offset on value of type null in /var/www/hosting/tomahawk/bkbholidays/modules/accommodation/views/single/booking/booking_selection.php on line 37

Fatal error: Uncaught TypeError: array_sum(): Argument #1 ($array) must be of type array, null given in /var/www/hosting/tomahawk/bkbholidays/modules/accommodation/views/single/booking/booking_selection.php:37 Stack trace: #0 /var/www/hosting/tomahawk/bkbholidays/modules/accommodation/views/single/booking/booking_selection.php(37): array_sum() #1 /var/www/hosting/tomahawk/bkbholidays/modules/accommodation/main.php(64): require_once('...') #2 /var/www/hosting/tomahawk/bkbholidays/index.php(174): include('...') #3 {main} thrown in /var/www/hosting/tomahawk/bkbholidays/modules/accommodation/views/single/booking/booking_selection.php on line 37