Fatal error: Uncaught Error: Class "Doctrine\Common\Collections\ArrayCollection" not found in /var/www/html/TopTierElectric/public/concrete/src/Page/Theme/Color/ColorCollection.php:7 Stack trace: #0 {main} thrown in /var/www/html/TopTierElectric/public/concrete/src/Page/Theme/Color/ColorCollection.php on line 7