/** * @inheritdoc */ public function __wakeup() { parent::__wakeup(); $objectManager = \Magento\Framework\App\ObjectManager::getInstance(); $this->_indexerEavProcessor = $objectManager->get(\Magento\Catalog\Model\Indexer\Product\Flat\Processor::class); $this->_productFlatIndexerProcessor = $objectManager->get(\Magento\Catalog\Model\Indexer\Product\Eav\Processor::class); $this->_productFlatIndexerHelper = $objectManager->get(\Magento\Catalog\Helper\Product\Flat\Indexer::class); $this->attrLockValidator = $objectManager->get(LockValidatorInterface::class); }