diff --git a/src/Entity/ImageSliderLang.php b/src/Entity/ImageSliderLang.php
index 5c9ba5e..6332a3b 100644
--- a/src/Entity/ImageSliderLang.php
+++ b/src/Entity/ImageSliderLang.php
@@ -179,9 +179,9 @@ public function setDescription(string $description): ImageSliderLang
     }
 
     /**
-     * @return string
+     * @return string|null
      */
-    public function getImage(): string
+    public function getImage(): ?string
     {
         return $this->image;
     }
@@ -199,9 +199,9 @@ public function setImage(string $image): ImageSliderLang
     }
 
     /**
-     * @return string
+     * @return string|null
      */
-    public function getImageMobile(): string
+    public function getImageMobile(): ?string
     {
         return $this->imageMobile;
     }
diff --git a/src/Form/DataHandler/ImageSliderFormDataHandler.php b/src/Form/DataHandler/ImageSliderFormDataHandler.php
index ef64367..273c22a 100644
--- a/src/Form/DataHandler/ImageSliderFormDataHandler.php
+++ b/src/Form/DataHandler/ImageSliderFormDataHandler.php
@@ -126,8 +126,12 @@ public function update($id, array $data): int
             $langId = (int) $language['id_lang'];
             $imageSliderLang = $imageSlide->getImageSliderLangByLangId($langId);
 
+            $newImageSliderLang = false;
             if (null === $imageSliderLang) {
-                continue;
+                $imageSliderLang = new ImageSliderLang();
+                $lang = $this->langRepository->findOneById($langId);
+                $imageSliderLang->setLang($lang);
+                $newImageSliderLang = true;
             }
 
             $imageSliderLang
@@ -137,14 +141,22 @@ public function update($id, array $data): int
                 ->setDescription($data['description'][$langId] ?? '');
 
             if (!empty($data['image'][$langId])) {
-                $this->eraseFile($imageSliderLang->getImage());
+                if ($imageSliderLang->getImage() !== null) {
+                    $this->eraseFile($imageSliderLang->getImage());
+                }
                 $imageSliderLang->setImage($this->uploadFile($data['image'][$langId]));
             }
 
             if (!empty($data['image_mobile'][$langId])) {
-                $this->eraseFile($imageSliderLang->getImageMobile());
+                if ($imageSliderLang->getImage() !== null) {
+                    $this->eraseFile($imageSliderLang->getImageMobile());
+                }
                 $imageSliderLang->setImageMobile($this->uploadFile($data['image_mobile'][$langId]));
             }
+
+            if ($newImageSliderLang) {
+                $imageSlide->addImageSliderLang($imageSliderLang);
+            }
         }
 
         $this->entityManager->flush();
diff --git a/src/Installer/ImageSliderInstaller.php b/src/Installer/ImageSliderInstaller.php
index 5d5756c..41395fc 100644
--- a/src/Installer/ImageSliderInstaller.php
+++ b/src/Installer/ImageSliderInstaller.php
@@ -82,9 +82,9 @@ public function createTables(): bool
             ->setData($databaseData)
             ->buildQuery();
 
-        return $createTableAction->execute() &&
-                $addColumnsAction->execute() &&
-                $modifyColumnsAction->execute();
+        return $createTableAction->execute()
+                && $addColumnsAction->execute()
+                && $modifyColumnsAction->execute();
     }
 
     /**