diff --git a/src/Eccube/Form/Extension/DoctrineOrmExtension.php b/src/Eccube/Form/Extension/DoctrineOrmExtension.php
index 3f3125f34a9..78923640f26 100644
--- a/src/Eccube/Form/Extension/DoctrineOrmExtension.php
+++ b/src/Eccube/Form/Extension/DoctrineOrmExtension.php
@@ -22,6 +22,7 @@
  */
 namespace Eccube\Form\Extension;
 
+use Doctrine\Common\Persistence\Mapping\MappingException;
 use Eccube\Application;
 use Symfony\Component\Form\AbstractTypeExtension;
 use Symfony\Component\Form\Extension\Core\Type\FormType;
@@ -50,7 +51,11 @@ function (FormEvent $event) {
                 $app = Application::getInstance();
                 $em = $app['orm.em'];
                 // メタデータの取得
-                $meta = $em->getClassMetadata($class);
+                try {
+                    $meta = $em->getClassMetadata($class);
+                } catch (MappingException $e) {
+                    return;
+                }
                 // フィールドからフォームへ定義
                 $names = $meta->getFieldNames();
                 foreach ($names as $name) {