Fatal error: Uncaught TypeError: extract(): Argument #1 ($array) must be of type array, null given in /data/cloud-user/www/jbsci/inc/common.php:16 Stack trace: #0 /data/cloud-user/www/jbsci/inc/common.php(16): extract() #1 /data/cloud-user/www/jbsci/_subpage/kor/festival/sketch.php(2): include_once('...') #2 {main} thrown in /data/cloud-user/www/jbsci/inc/common.php on line 16