From 30d00dbd3a278de6db9b895f9f35fc60091974df Mon Sep 17 00:00:00 2001
From: eight <eight04@gmail.com>
Date: Sat, 8 Dec 2018 11:57:43 +0800
Subject: [PATCH] Fix: don't use null as id (#606)

---
 manage/import-export.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/manage/import-export.js b/manage/import-export.js
index 2605e0a5..1a2f1d15 100644
--- a/manage/import-export.js
+++ b/manage/import-export.js
@@ -161,7 +161,7 @@ function importFromString(jsonString) {
       if (sameStyle(byId, item)) {
         oldStyle = byId;
       } else {
-        item.id = null;
+        delete item.id;
       }
     }
     if (!oldStyle && byName) {