object of class symfony\component\form\formview could not be converted to string
//You need to implement the __toString() method in the Entreprise entity
namespace App\Entity;
use Doctrine\Common\Collections\ArrayCollection;
use Doctrine\Common\Collections\Collection;
use Doctrine\ORM\Mapping as ORM;
/**
* @ORM\Entity(repositoryClass="App\Repository\EntrepriseRepository")
*/
class Entreprise
{
//...
public function __toString()
{
return $this->entreprise_nom;
}
// ...
}