diff --git a/app/Http/Controllers/Api/ImportController.php b/app/Http/Controllers/Api/ImportController.php
index 2426a49bed..6f5fc05ff3 100644
--- a/app/Http/Controllers/Api/ImportController.php
+++ b/app/Http/Controllers/Api/ImportController.php
@@ -126,7 +126,14 @@ class ImportController extends Controller
                 }
                 $file_name = date('Y-m-d-his').'-'.$fixed_filename;
                 $import->file_path = $file_name;
+                $import->filesize = null;
+
+                if (!file_exists($path.'/'.$file_name)) {
+                    return response()->json(Helper::formatStandardApiResponse('error', null, trans('general.file_not_found')), 500);
+                }
+
                 $import->filesize = filesize($path.'/'.$file_name);
+                
                 $import->save();
                 $results[] = $import;
             }
diff --git a/app/Http/Controllers/Api/SettingsController.php b/app/Http/Controllers/Api/SettingsController.php
index d0f7fea602..a0438ef078 100644
--- a/app/Http/Controllers/Api/SettingsController.php
+++ b/app/Http/Controllers/Api/SettingsController.php
@@ -271,7 +271,7 @@ class SettingsController extends Controller
             $headers = ['ContentType' => 'application/zip'];
             return Storage::download($path.'/'.$file, $file, $headers);
         } else {
-            return response()->json(Helper::formatStandardApiResponse('error', null, 'File not found'));
+            return response()->json(Helper::formatStandardApiResponse('error', null,  trans('general.file_not_found')));
         }
 
     }
diff --git a/resources/lang/de/general.php b/resources/lang/de/general.php
index 08412e2e27..3f9634b60b 100644
--- a/resources/lang/de/general.php
+++ b/resources/lang/de/general.php
@@ -395,7 +395,7 @@ return [
     'end_date'            => 'Enddatum',
     'alt_uploaded_image_thumbnail' => 'Hochgeladene Miniaturansicht',
     'placeholder_kit'       => 'Kit auswählen',
-    'file_not_found'        => 'File not found',
+    'file_not_found'        => 'File not found on server',
     'preview_not_available' => '(no preview)',
     'setup'                 => 'Setup',
     'pre_flight'            => 'Pre-Flight',