fix

django/frontend/static/js/api/Notice.js

@@ -3,6 +3,7 @@ import {createNotification} from '../utils/noticeUtils.js'
 import { lastView, navigateTo } from '../index.js';
 import ProfilePageView from '../views/ProfilePageView.js';
 import Search from '../views/Search.js';
+import { sleep } from '../utils/sleep.js';
 
 export default class Notice {
 
@@ -48,11 +49,9 @@ export default class Notice {
 
 	stop() {
 		if (this._socket) {
-			try{
-				this._socket.close();
-			}
-			catch (e)
-			{}
+			while (this._socket.OPEN)
+				sleep(100);
+			this._socket.close()
 			this._socket = undefined;
 		}
 	}