Fatal error: Interface 'Doctrine\Common\Collections\Collection' not found in /var/www/html/dev/spa/vendor/doctrine/collections/lib/Doctrine/Common/Collections/ArrayCollection.php on line 33

Call Stack:
    0.0023     294120   1. {main}() /var/www/html/dev/spa/vendor/doctrine/collections/lib/Doctrine/Common/Collections/ArrayCollection.php:0