UploadedFileTransformer: il n'est pas nécessaire vérifier la syntaxe de l'UUID.

Form/DataTranformer/UploadedFileTransformer.php

@@ -9,7 +9,6 @@ namespace Irstea\FileUploadBundle\Form\DataTranformer;
 
 use Irstea\FileUploadBundle\Entity\UploadedFile;
 use Irstea\FileUploadBundle\Service\FileManagerInterface;
-use Rhumsaa\Uuid\Uuid;
 use Symfony\Component\Form\DataTransformerInterface;
 use Symfony\Component\Form\Exception\TransformationFailedException;
 
@@ -113,7 +112,7 @@ class UploadedFileTransformer implements DataTransformerInterface
      */
     protected function reverseTransformFile($value)
     {
-        if(is_string($value) && Uuid::isValid($value)) {
+        if(is_string($value)) {
             $value = $this->fileManager->get($value);
         }