fix #3481

diff --git a/app/Http/Controllers/Admin/Operations/ImportOperation.php b/app/Http/Controllers/Admin/Operations/ImportOperation.php
index ccfba2b9bbd682174df0296021239b48f1383da5..336738b14ecd011d5d10cf9f206d64f496c5ec0d 100644 (file)
--- a/app/Http/Controllers/Admin/Operations/ImportOperation.php
+++ b/app/Http/Controllers/Admin/Operations/ImportOperation.php
@@ -67,7 +67,9 @@ trait ImportOperation
             if ($validatetrans) {
                 $validatetrans = (string)$validatetrans[0];
                 $translation = QuizTranslation::where('validateAnswer', '=', $validatetrans)->first();
-                $data['translation'] = $translation->id;
+                if ($translation) {
+                    $data['translation'] = $translation->id;
+                }
             }
             // Handle message from XML
             foreach (Quiz::getMessages() as $name => $message) {