Prueba

Entity/Traits/OwnerTrait.php

@@ -14,7 +14,6 @@ trait OwnerVoterTrait
      * @ORM\Column(type="string", length=128, nullable=false)
      *
      * @Assert\NotBlank(
-     *      message="",
      *      payload={"field"="owner"}
      * )
      */