diff --git a/src/App.tsx b/src/App.tsx
index 3482b42..299155d 100644
--- a/src/App.tsx
+++ b/src/App.tsx
@@ -142,7 +142,11 @@ const App = ({ ui, navigation, tuneData }: { ui: UIState, navigation: Navigation
   return (
     <>
       <Layout>
-        <TopBar tuneId={navigation.tuneId} />
+        <TopBar
+          tuneId={navigation.tuneId}
+          hasLogs={tuneData && (tuneData.logFiles || []).length > 0}
+          hasToothLogs={tuneData && (tuneData.toothLogFiles || []).length > 0}
+        />
         <ReactRoutes>
           <Route path={Routes.HUB} element={<ContentFor element={<Hub />} />} />
           <Route path={Routes.TUNE_ROOT} element={<ContentFor element={<Info />} />} />
diff --git a/src/components/TopBar.tsx b/src/components/TopBar.tsx
index bfca012..23bda9a 100644
--- a/src/components/TopBar.tsx
+++ b/src/components/TopBar.tsx
@@ -57,7 +57,7 @@ const { Header } = Layout;
 const { useBreakpoint } = Grid;
 const { SubMenu } = Menu;
 
-const TopBar = ({ tuneId }: { tuneId: string | null }) => {
+const TopBar = ({ tuneId, hasLogs, hasToothLogs }: { tuneId: string | null; hasLogs: boolean; hasToothLogs: boolean }) => {
   const { xs, sm, lg } = useBreakpoint();
   const { pathname } = useLocation();
   const { currentUser, logout } = useAuth();
@@ -119,13 +119,13 @@ const TopBar = ({ tuneId }: { tuneId: string | null }) => {
             {lg && 'Tune'}
           </Space>
         </Radio.Button>
-        <Radio.Button value={buildTuneUrl(Routes.TUNE_LOGS)}>
+        <Radio.Button value={buildTuneUrl(Routes.TUNE_LOGS)} disabled={!hasLogs}>
           <Space>
             <FundOutlined />
             {lg && 'Logs'}
           </Space>
         </Radio.Button>
-        <Radio.Button value={buildTuneUrl(Routes.TUNE_DIAGNOSE)}>
+        <Radio.Button value={buildTuneUrl(Routes.TUNE_DIAGNOSE)} disabled={!hasToothLogs}>
           <Space>
             <SettingOutlined />
             {lg && 'Diagnose'}
@@ -133,7 +133,7 @@ const TopBar = ({ tuneId }: { tuneId: string | null }) => {
         </Radio.Button>
       </Radio.Group>
     </Col>
-  ), [pathname, tuneTuneMatch?.pathnameBase, tabMatch?.pathname, tuneRootMatch?.pathname, hubPathMatch?.pathname, tuneLogMatch?.pathnameBase, buildTuneUrl, lg, navigate]);
+  ), [pathname, tuneLogMatch?.pathnameBase, tuneTuneMatch?.pathnameBase, tabMatch?.pathname, tuneRootMatch?.pathname, hubPathMatch?.pathname, buildTuneUrl, lg, hasLogs, hasToothLogs, navigate]);
 
   const rightMenuColProps = tuneId ? {
     span: 8,
diff --git a/src/pages/Logs.tsx b/src/pages/Logs.tsx
index d80625a..eb8a32e 100644
--- a/src/pages/Logs.tsx
+++ b/src/pages/Logs.tsx
@@ -218,6 +218,13 @@ const Logs = ({
       }
     };
 
+    // user didn't upload any logs
+    if (tuneData && (tuneData.logFiles || []).length === 0) {
+      navigate(Routes.HUB);
+
+      return undefined;
+    }
+
     // user navigated to logs root page
     if (!routeMatch?.params.fileName && tuneData.logFiles?.length) {
       // either redirect to the first log or to the latest selected