[17-Sep-2020 23:11:05 UTC] PHP Fatal error:  Uncaught Error: Call to a member function getHeadPrintCode() on null in /home/spring17/public_html/xiaomigrate/vendor/symfony/maker-bundle/src/Resources/skeleton/controller/twig_template.tpl.php:1
Stack trace:
#0 {main}
  thrown in /home/spring17/public_html/xiaomigrate/vendor/symfony/maker-bundle/src/Resources/skeleton/controller/twig_template.tpl.php on line 1
