Fatal error: Uncaught Error: Class 'Magento\Eav\Model\Entity\Collection\AbstractCollection' not found in /home/esecureh/public_html/magdemo/vendor/magento/module-eav/Test/Unit/Model/Entity/Collection/AbstractCollectionStub.php:13 Stack trace: #0 {main} thrown in /home/esecureh/public_html/magdemo/vendor/magento/module-eav/Test/Unit/Model/Entity/Collection/AbstractCollectionStub.php on line 13