fix bugs.

client/src/components/Dashboard/DashboardContentRoute.js

@@ -9,7 +9,8 @@ export default function DashboardContentRoute() {
       <Switch>
         { routes.map((route, index) => (
           <Route
-            key={index}
+            exact
+            // key={index}
             path={`${route.path}`}
             component={route.component} />
         ))}

client/src/components/Dashboard/TopbarUser.js

@@ -15,11 +15,8 @@ function DashboardTopbarUser({ logout }) {
   
   const onClickLogout = useCallback(() => {
     logout();
-
-    setTimeout(() => {
-      history.push('/auth/login');
-    }, 100);    
-  }, [history, logout]);
+    history.go('/auth/login');
+  }, [logout, history]);
 
   const userAvatarDropMenu = useMemo(() => (
     <Menu>