From f82fd5f51965974b1aa50d642cd8405e4d1dcc70 Mon Sep 17 00:00:00 2001
From: joey <joeyhuang921@outlook.com>
Date: Mon, 9 Mar 2020 12:57:27 -0400
Subject: [PATCH] fixed if last click is null, shift click crashed issue

---
 src/js/popup.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/js/popup.js b/src/js/popup.js
index 7fb001b..6dbd576 100644
--- a/src/js/popup.js
+++ b/src/js/popup.js
@@ -1064,7 +1064,7 @@ Logic.registerPanel(P_CONTAINERS_EDIT, {
           const currentSelectedIdentity = Logic.currentSelectedIdentities();
           const index = currentSelectedIdentity.indexOf(identity);
 
-          if (this.shiftOn === 0) {
+          if (!this.lastSelected || this.shiftOn === 0) {
             this.lastSelected = identity;
           }