From 88a2f3070ce7a3ff5991db2d4588365049e6b4c5 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E8=82=96=E8=AF=97=E9=9B=85?= <janet_1997@163.com>
Date: Mon, 23 Mar 2020 15:11:06 +0800
Subject: [PATCH] =?UTF-8?q?!853=20=E4=BF=AE=E5=A4=8D:=E5=90=8C=E6=AD=A5?=
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 =?UTF-8?q?=E8=A1=8CTOGGLESYNCDATA=E5=AF=BC=E8=87=B4=E7=9A=84=E9=94=99?=
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---
 .../Components/ToolBar/ToolbarContainer.tsx   | 21 ++++++++++---------
 1 file changed, 11 insertions(+), 10 deletions(-)

diff --git a/src/UI/Components/ToolBar/ToolbarContainer.tsx b/src/UI/Components/ToolBar/ToolbarContainer.tsx
index 3118780c4..afbb31c67 100644
--- a/src/UI/Components/ToolBar/ToolbarContainer.tsx
+++ b/src/UI/Components/ToolBar/ToolbarContainer.tsx
@@ -49,16 +49,17 @@ export class ToolbarContainer extends React.Component<{}, {}> {
             if (cmdName === "TOGGLESYNCDATA")
             {
                 let icon = this.iconList.find(icon => icon?.command === "TOGGLESYNCDATA");
-                if (app.SyncDataReactor.Enable)
-                {
-                    icon.svg = IconEnum.Synchronizing;
-                    icon.title = "同步中";
-                }
-                else
-                {
-                    icon.svg = IconEnum.Synchronous;
-                    icon.title = "未同步";
-                }
+                if (icon)
+                    if (app.SyncDataReactor.Enable)
+                    {
+                        icon.svg = IconEnum.Synchronizing;
+                        icon.title = "同步中";
+                    }
+                    else
+                    {
+                        icon.svg = IconEnum.Synchronous;
+                        icon.title = "未同步";
+                    }
             }
         });
     }