diff --git a/app.ts b/app.ts
index 88cb337..b1a9d4d 100644
--- a/app.ts
+++ b/app.ts
@@ -1,4 +1,4 @@
-import { app, BrowserWindow, session } from "electron";
+import { app, BrowserWindow, session, dialog } from "electron";
 import { get_setting } from "./src/setting";
 import { create_server, start_server } from "./src/server";
 import { getAdminAccessTokenValue,getAdminRefreshTokenValue, accessTokenName, refreshTokenName } from "./src/login";
@@ -39,10 +39,18 @@ if (!setting.cli) {
     }
     catch(e){
       if(e instanceof Error){
-        await wnd.webContents.executeJavaScript(`document.querySelector("body").innerHTML="<h1>${e.message}</h1>"`)
+        await dialog.showMessageBox({
+          type: "error",
+          title:"error!",
+          message:e.message,
+        });
       }
       else{
-        await wnd.webContents.executeJavaScript(`document.querySelector("body").innerHTML="<h1>${e}</h1>"`)
+        await dialog.showMessageBox({
+          type: "error",
+          title:"error!",
+          message:String(e),
+        });
       }
     }
     wnd.on("closed", () => {