diff --git a/README.md b/README.md
index 059ae75..47fccfc 100644
--- a/README.md
+++ b/README.md
@@ -14,7 +14,7 @@ services:
       REACT_APP_OPENID_SERVER: https://server:port/realms/your-realm
       REACT_APP_CLIENT_ID: frontend-client
     ports:
-      - 5173:80 # set your port here
+      - 80:80 # set your port here
 ```
 - run: 
 ```bash
diff --git a/example/example.docker-compose.yml b/example/example.docker-compose.yml
index dfcfea1..214472b 100644
--- a/example/example.docker-compose.yml
+++ b/example/example.docker-compose.yml
@@ -10,4 +10,4 @@ services:
       REACT_APP_OPENID_SERVER: https://server:port/realms/your-realm
       REACT_APP_CLIENT_ID: frontend-client
     ports:
-      - 5173:80 # set your port here
\ No newline at end of file
+      - 80:80 # set your port here
\ No newline at end of file
diff --git a/src/App.tsx b/src/App.tsx
index d8b8013..ba8cb3d 100644
--- a/src/App.tsx
+++ b/src/App.tsx
@@ -4,11 +4,12 @@ import CenterLoader from './shared/components/loaders/CenterLoader';
 import { ColorScheme, ColorSchemeProvider, MantineProvider } from '@mantine/core';
 import { useColorScheme } from '@mantine/hooks';
 import { getCookie, setCookie } from 'cookies-next';
-import { BrowserRouter } from 'react-router-dom';
 import AppBody from './AppBody';
 import Forbidden from './pages/403';
 import { Notifications } from '@mantine/notifications';
 import { QueryClient, QueryClientProvider } from '@tanstack/react-query';
+import RetryErrorPage from './pages/RetryErrorPage';
+import { keycloakConfig } from '.';
 
 
 const queryClient = new QueryClient({
@@ -20,8 +21,10 @@ const queryClient = new QueryClient({
 })
 
 function App() {
+  const maxErrorAuthConts = 10
   const systemColorScheme = useColorScheme()
-  const [colorScheme, setColorScheme] = useState<ColorScheme>(getCookie('mantine-color-scheme') as ColorScheme || systemColorScheme);
+  const [colorScheme, setColorScheme] = useState<ColorScheme>(getCookie('mantine-color-scheme') as ColorScheme || systemColorScheme)
+  const [authErrorCounter, setAuthErrorCounter] = useState(0)
   const toggleColorScheme = (value?: ColorScheme) => {
     const nextColorScheme = value || (colorScheme === 'dark' ? 'light' : 'dark');
     setColorScheme(nextColorScheme)
@@ -33,15 +36,32 @@ function App() {
   // automatically sign-in
   useEffect(() => {
     if (!hasAuthParams() &&
-      !auth.isAuthenticated && !auth.activeNavigator && !auth.isLoading) {
-      auth.signinRedirect();
+      !auth.isAuthenticated && !auth.activeNavigator && !auth.isLoading && authErrorCounter < maxErrorAuthConts) {
+      console.log('not authenticated! redirect!')
+      auth.signinRedirect()
     }
-  }, [auth, auth.isAuthenticated, auth.activeNavigator, auth.isLoading, auth.signinRedirect]);
+  }, [auth, auth.isAuthenticated, auth.activeNavigator, auth.isLoading, auth.signinRedirect])
+
 
   if (auth.activeNavigator || auth.isLoading) {
     return <CenterLoader />
   }
-  if ((!auth.isAuthenticated && !auth.isLoading) || auth.error) {
+
+  if (authErrorCounter > maxErrorAuthConts) {
+    console.log('maxErrorAuthConts authority', keycloakConfig.authority)
+    console.log('maxErrorAuthConts client_id', keycloakConfig.client_id)
+    console.log('maxErrorAuthConts redirect_uri', keycloakConfig.redirect_uri)
+    return <RetryErrorPage backVisible={false} mainVisible={false} onRetry={() => auth.signinRedirect()} />
+  }
+
+  if (!auth.isAuthenticated && !auth.isLoading && authErrorCounter < maxErrorAuthConts) {
+    console.log('not authenticated! redirect!')
+    setAuthErrorCounter(prevCount => prevCount + 1);
+    auth.signinRedirect()
+  }
+
+  if ((!hasAuthParams() && !auth.isAuthenticated && !auth.isLoading) || auth.error) {
+    setAuthErrorCounter(prevCount => prevCount + 1);
     console.error(`auth.error:`, auth.error)
     return <Forbidden />
   }
@@ -72,10 +92,8 @@ function App() {
               }
             }}
           >
-            <BrowserRouter>
-              <Notifications />
-              <AppBody />
-            </BrowserRouter>
+            <Notifications />
+            <AppBody />
           </MantineProvider >
         </ColorSchemeProvider>
       </div>
diff --git a/src/index.tsx b/src/index.tsx
index e02dd08..3017658 100644
--- a/src/index.tsx
+++ b/src/index.tsx
@@ -4,7 +4,8 @@ import App from './App';
 import reportWebVitals from './reportWebVitals';
 import RootStore from './shared/stores/root.store';
 import { AuthProvider, AuthProviderProps } from 'react-oidc-context';
-import { oidpSettings } from './shared/env.const';
+import { isProduction, oidpSettings } from './shared/env.const';
+import { BrowserRouter } from 'react-router-dom';
 
 const root = ReactDOM.createRoot(
   document.getElementById('root') as HTMLElement
@@ -21,14 +22,22 @@ export const keycloakConfig: AuthProviderProps = {
 const rootStore = new RootStore()
 export const Context = createContext<RootStore>(rootStore)
 
+if (!isProduction) {
+  console.log('keycloakConfig.authority', keycloakConfig.authority)
+  console.log('keycloakConfig.client_id', keycloakConfig.client_id)
+  console.log('keycloakConfig.redirect_uri', keycloakConfig.redirect_uri)
+}
+
 root.render(
-    <Context.Provider value={rootStore}>
-      <AuthProvider {...keycloakConfig}>
+  <Context.Provider value={rootStore}>
+    <AuthProvider {...keycloakConfig}>
+      <BrowserRouter>
         {/* <React.StrictMode> */}
-          <App />
+        <App />
         {/* </React.StrictMode> */}
-      </AuthProvider>
-    </Context.Provider>
+      </BrowserRouter>
+    </AuthProvider>
+  </Context.Provider>
 );
 
 // If you want to start measuring performance in your app, pass a function
diff --git a/src/pages/RetryErrorPage.tsx b/src/pages/RetryErrorPage.tsx
index a6b790a..10be194 100644
--- a/src/pages/RetryErrorPage.tsx
+++ b/src/pages/RetryErrorPage.tsx
@@ -8,10 +8,18 @@ import { Context } from '..';
 import { observer } from 'mobx-react-lite';
 
 interface RetryErrorPageProps {
+    repeatVisible?: boolean
+    backVisible?: boolean
+    mainVisible?: boolean
     onRetry?: () => void
 }
 
-const RetryErrorPage = ({ onRetry }: RetryErrorPageProps) => {
+const RetryErrorPage = ({
+    repeatVisible = true,
+    backVisible = true,
+    mainVisible = true,
+    onRetry
+}: RetryErrorPageProps) => {
     const executed = useRef(false)
 
     const navigate = useNavigate()
@@ -45,9 +53,9 @@ const RetryErrorPage = ({ onRetry }: RetryErrorPageProps) => {
             {ExclamationCogWheel}
             <Text fz='lg' fw={700}>{strings.youCanRetryOrGoToMain}</Text>
             <Flex>
-                <Button ml='1rem' onClick={handleRetry}>{strings.retry}</Button>
-                <Button ml='1rem' onClick={handleGoBack}>{strings.back}</Button>
-                <Button ml='1rem' onClick={handleGoToMain}>{strings.goToMainPage}</Button>
+                {repeatVisible ? <Button ml='1rem' onClick={handleRetry}>{strings.retry}</Button> : null}
+                { backVisible ? <Button ml='1rem' onClick={handleGoBack}>{strings.back}</Button> : null }
+                { mainVisible ? <Button ml='1rem' onClick={handleGoToMain}>{strings.goToMainPage}</Button> : null }
             </Flex>
         </Flex>
     );
diff --git a/src/shared/env.const.ts b/src/shared/env.const.ts
index 84ccca2..7ce1f22 100644
--- a/src/shared/env.const.ts
+++ b/src/shared/env.const.ts
@@ -1,3 +1,5 @@
+import { z } from "zod"
+
 export const appMode = process.env.NODE_ENV
 export const isProduction = appMode === "production"
 export const host = isProduction ? window.env?.REACT_APP_HOST : process.env.HOST
@@ -8,6 +10,8 @@ const proxy = isProduction ?  window.env?.REACT_APP_FRIGATE_PROXY : process.env.
 export const proxyURL = new URL(proxy || '')
 
 const oidpServer = isProduction ? window.env?.REACT_APP_OPENID_SERVER : process.env.REACT_APP_OPENID_SERVER
+const oidpServerParsed= z.string().url().safeParse(oidpServer)
+if (!oidpServerParsed.success) throw Error('REACT_APP_OPENID_SERVER must be string and URL')
 const oidpClientId = isProduction ? window.env?.REACT_APP_CLIENT_ID : process.env.REACT_APP_CLIENT_ID
 export const oidpSettings = {
     server: oidpServer || '',