concrete/src/Database/EntityManagerConfigFactory.php
public function getConfiguration()
    {
        $driverChain = $this->getMetadataDriverImpl();
        // Inject the driverChain into the doctrine config
        $this->configuration->setMetadataDriverImpl($driverChain);
        return $this->configuration;
    }
public function getConfiguration()
    {
        $driverChain = $this->getMetadataDriverImpl();
        // Inject the driverChain into the doctrine config
        $this->configuration->setMetadataDriverImpl($driverChain);
        return $this->configuration;
    }
public function getConfiguration ( ) { $ driverChain = $ this -> getMetadataDriverImpl ( ) ; // Inject the driverChain into the doctrine config $ this -> configuration -> setMetadataDriverImpl ( $ driverChain ) ; return $ this -> configuration ; }
Add driverChain and get orm config

@return \Doctrine\ORM\Configuration
Add driverChain and get orm config