diff --git a/app/src/main/java/ru/myitschool/work/ui/login/LoginFragment.java b/app/src/main/java/ru/myitschool/work/ui/login/LoginFragment.java
index d1fb5f8..c715527 100644
--- a/app/src/main/java/ru/myitschool/work/ui/login/LoginFragment.java
+++ b/app/src/main/java/ru/myitschool/work/ui/login/LoginFragment.java
@@ -17,6 +17,7 @@ import androidx.navigation.Navigation;
 import ru.myitschool.work.R;
 import ru.myitschool.work.databinding.FragmentLoginBinding;
 import ru.myitschool.work.utils.OnChangeText;
+import ru.myitschool.work.utils.Utils;
 
 public class LoginFragment extends Fragment {
     private FragmentLoginBinding binding;
@@ -55,7 +56,8 @@ public class LoginFragment extends Fragment {
 
     private void subscribe(LoginViewModel viewModel) {
         viewModel.errorLiveData.observe(getViewLifecycleOwner(), error -> {
-            Toast.makeText(getContext(), error, Toast.LENGTH_SHORT).show();
+            binding.error.setVisibility(Utils.visibleOrGone(error != null));
+            binding.error.setText(error);
         });
         viewModel.stateLiveData.observe(getViewLifecycleOwner(), state -> {
             binding.login.setClickable(state.isButtonActive());
diff --git a/app/src/main/java/ru/myitschool/work/ui/profile/UserFragment.java b/app/src/main/java/ru/myitschool/work/ui/profile/UserFragment.java
index ce46168..689ab1d 100644
--- a/app/src/main/java/ru/myitschool/work/ui/profile/UserFragment.java
+++ b/app/src/main/java/ru/myitschool/work/ui/profile/UserFragment.java
@@ -3,7 +3,6 @@ package ru.myitschool.work.ui.profile;
 import android.content.Context;
 import android.content.SharedPreferences;
 import android.os.Bundle;
-import android.util.Log;
 import android.view.View;
 
 import androidx.annotation.NonNull;
@@ -40,6 +39,12 @@ public class UserFragment extends Fragment {
             UserEntity entity = state.getItem();
             if (entity == null) {
                 return;
+            } else if (state.getErrorMessage() != null) {
+                binding.error.setVisibility(View.VISIBLE);
+                binding.error.setText(state.getErrorMessage());
+
+                binding.logout.setVisibility(View.GONE);
+                binding.scan.setVisibility(View.GONE);
             } else {
                 binding.photo.setVisibility(Utils.visibleOrGone(entity.getPhotoUrl() != null));
                 binding.position.setVisibility(Utils.visibleOrGone(entity.getPosition() != null));
@@ -61,6 +66,14 @@ public class UserFragment extends Fragment {
             viewModel.update(preferences.getString("login", ""));
         }
 
+        binding.refresh.setOnClickListener(v -> {
+            if (getContext() != null) {
+                SharedPreferences preferences = getContext().getSharedPreferences(
+                        "login", Context.MODE_PRIVATE);
+                viewModel.update(preferences.getString("login", ""));
+            }
+        });
+
         binding.scan.setOnClickListener(v -> {
                 Navigation.findNavController(getView()).navigate(
                         R.id.action_userFragment_to_qrScanFragment);
@@ -82,10 +95,11 @@ public class UserFragment extends Fragment {
         getParentFragmentManager().setFragmentResultListener(QrScanDestination.REQUEST_KEY, this, new FragmentResultListener() {
             @Override
             public void onFragmentResult(@NonNull String requestKey, @NonNull Bundle result) {
-                Log.d("result1", QrScanDestination.INSTANCE.getDataIfExist(result));
-                getParentFragmentManager().setFragmentResult("requestKey", result);
-                Navigation.findNavController(getView()).navigate(
-                        R.id.action_userFragment_to_qrResultFragment);
+                if (QrScanDestination.INSTANCE.getDataIfExist(result) != null) {
+                    getParentFragmentManager().setFragmentResult("requestKey", result);
+                    Navigation.findNavController(getView()).navigate(
+                            R.id.action_userFragment_to_qrResultFragment);
+                }
             }
         });
 
diff --git a/app/src/main/java/ru/myitschool/work/ui/qr/result/QrResultFragment.java b/app/src/main/java/ru/myitschool/work/ui/qr/result/QrResultFragment.java
index d6bac8b..dbc130c 100644
--- a/app/src/main/java/ru/myitschool/work/ui/qr/result/QrResultFragment.java
+++ b/app/src/main/java/ru/myitschool/work/ui/qr/result/QrResultFragment.java
@@ -39,15 +39,15 @@ public class QrResultFragment extends Fragment {
             public void onFragmentResult(@NonNull String requestKey, @NonNull Bundle result) {
                 resultQr = QrScanDestination.INSTANCE.getDataIfExist(result);
 
+                if (resultQr == null) {
+                    binding.result.setText(R.string.door_closed);
+                }
+
                 viewModel.stateLiveData.observe(getViewLifecycleOwner(), state -> {
                     if (state.getErrorMessage() == null && state.isOpened()) {
                         binding.result.setText(R.string.door_opened);
                     } else if (state.getErrorMessage() != null) {
                         binding.result.setText(R.string.error);
-                        Toast.makeText(getContext(), state.getErrorMessage(), Toast.LENGTH_SHORT).show();
-                    } else {
-                        binding.result.setText(R.string.error);
-                        Toast.makeText(getContext(), "error", Toast.LENGTH_SHORT).show();
                     }
                 });
 
diff --git a/app/src/main/java/ru/myitschool/work/ui/qr/scan/QrScanFragment.kt b/app/src/main/java/ru/myitschool/work/ui/qr/scan/QrScanFragment.kt
index 49a4bc7..de438a8 100644
--- a/app/src/main/java/ru/myitschool/work/ui/qr/scan/QrScanFragment.kt
+++ b/app/src/main/java/ru/myitschool/work/ui/qr/scan/QrScanFragment.kt
@@ -66,7 +66,6 @@ class QrScanFragment : Fragment(R.layout.fragment_qr_scan) {
                     goBack()
                 }
                 is QrScanViewModel.Action.CloseWithResult -> {
-                    Log.d("result", action.result)
                     sendResult(QrScanDestination.packToBundle(action.result))
                     goBack()
                 }
diff --git a/app/src/main/res/layout/fragment_login.xml b/app/src/main/res/layout/fragment_login.xml
index 7e5a48a..a030b1c 100644
--- a/app/src/main/res/layout/fragment_login.xml
+++ b/app/src/main/res/layout/fragment_login.xml
@@ -1,7 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto"
-    xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
     android:layout_height="match_parent">
 
@@ -15,7 +14,7 @@
         app:flow_verticalGap="24dp"
         app:layout_constraintBottom_toBottomOf="parent"
         android:orientation="vertical"
-        app:constraint_referenced_ids="title, username, login" />
+        app:constraint_referenced_ids="title, username, login, error" />
 
     <TextView
         android:textAppearance="@style/TextAppearance.AppCompat.Display1"
@@ -24,6 +23,12 @@
         android:layout_height="wrap_content"
         android:text="@string/welcome_text" />
 
+    <TextView
+        android:id="@+id/error"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content" />
+
+
     <EditText
         android:id="@+id/username"
         android:layout_width="wrap_content"
@@ -37,8 +42,4 @@
         android:text="@string/login"
         android:clickable="false" />
 
-
-
-
-
 </androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/fragment_qr_result.xml b/app/src/main/res/layout/fragment_qr_result.xml
index 41a0884..ffa6578 100644
--- a/app/src/main/res/layout/fragment_qr_result.xml
+++ b/app/src/main/res/layout/fragment_qr_result.xml
@@ -9,7 +9,6 @@
         android:id="@+id/result"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
-        tools:text="OK"
         android:textSize="50dp" />
 
     <Button
@@ -30,7 +29,4 @@
         app:flow_verticalStyle="packed"
         app:flow_verticalGap="24dp" />
 
-
-
-
 </androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/fragment_user.xml b/app/src/main/res/layout/fragment_user.xml
index bdff95e..52a80de 100644
--- a/app/src/main/res/layout/fragment_user.xml
+++ b/app/src/main/res/layout/fragment_user.xml
@@ -33,7 +33,6 @@
         android:id="@+id/error"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
-        android:visibility="gone"
         tools:text="ошибка" />
 
     <Button
@@ -60,7 +59,7 @@
         android:layout_height="wrap_content"
         android:orientation="vertical"
         app:flow_verticalGap="24dp"
-        app:constraint_referenced_ids="fullname,photo,position,lastEntry,error,logout,refresh,scan"
+        app:constraint_referenced_ids="fullname,photo,position,lastEntry,logout,refresh,scan,error"
         app:flow_lastVerticalStyle="spread"
         app:layout_constraintBottom_toBottomOf="parent"
         app:layout_constraintEnd_toEndOf="parent"
diff --git a/app/src/main/res/navigation/nav_graph.xml b/app/src/main/res/navigation/nav_graph.xml
index e4d99c3..389a577 100644
--- a/app/src/main/res/navigation/nav_graph.xml
+++ b/app/src/main/res/navigation/nav_graph.xml
@@ -1,13 +1,15 @@
 <?xml version="1.0" encoding="utf-8"?>
 <navigation xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
     android:id="@+id/nav_graph"
     app:startDestination="@id/loginFragment">
 
     <fragment
         android:id="@+id/userFragment"
         android:name="ru.myitschool.work.ui.profile.UserFragment"
-        android:label="UserFragment" >
+        android:label="UserFragment"
+        tools:layout="@layout/fragment_user">
         <action
             android:id="@+id/action_userFragment_to_loginFragment"
             app:destination="@id/loginFragment" />
@@ -19,6 +21,7 @@
             app:destination="@id/qrScanFragment" />
     </fragment>
     <fragment
+        tools:layout="@layout/fragment_qr_scan"
         android:id="@+id/qrScanFragment"
         android:name="ru.myitschool.work.ui.qr.scan.QrScanFragment"
         android:label="QrScanFragment" >
@@ -27,19 +30,25 @@
             app:destination="@id/userFragment" />
     </fragment>
     <fragment
+        tools:layout="@layout/fragment_login"
         android:id="@+id/loginFragment"
         android:name="ru.myitschool.work.ui.login.LoginFragment"
         android:label="LoginFragment" >
         <action
             android:id="@+id/action_loginFragment_to_userFragment"
-            app:destination="@id/userFragment" />
+            app:destination="@id/userFragment"
+            app:popUpTo="@id/nav_graph"
+            app:popUpToInclusive="true" />
     </fragment>
     <fragment
+        tools:layout="@layout/fragment_qr_result"
         android:id="@+id/qrResultFragment"
         android:name="ru.myitschool.work.ui.qr.result.QrResultFragment"
         android:label="QrResultFragment" >
         <action
             android:id="@+id/action_qrResultFragment_to_userFragment"
-            app:destination="@id/userFragment" />
+            app:destination="@id/userFragment"
+            app:popUpTo="@id/nav_graph"
+            app:popUpToInclusive="true" />
     </fragment>
 </navigation>
\ No newline at end of file
diff --git a/app/src/main/res/values-en-rUS/strings.xml b/app/src/main/res/values-en-rUS/strings.xml
new file mode 100644
index 0000000..3611fa9
--- /dev/null
+++ b/app/src/main/res/values-en-rUS/strings.xml
@@ -0,0 +1,15 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <string name="app_name">NTO Pass</string>
+    <string name="scan_qr_text">Scan QR</string>
+    <string name="login_hint">Enter login</string>
+    <string name="welcome_text">Welcome</string>
+    <string name="login">Login</string>
+    <string name="refresh_data">Refresh</string>
+    <string name="to_main_menu">Close</string>
+    <string name="door_opened">Success</string>
+    <string name="door_closed">Operation was cancelled</string>
+    <string name="error">Something went wrong</string>
+    <string name="close_button">Close</string>
+    <string name="logout_text">Logout</string>
+</resources>
\ No newline at end of file
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 82d5954..db6dc92 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -1,12 +1,13 @@
 <resources>
     <string name="app_name">NTO Pass</string>
-    <string name="logout_text">Выйти из аккаунта</string>
     <string name="scan_qr_text">Сканировать QR-код</string>
     <string name="login_hint">Введите логин</string>
     <string name="welcome_text">Добро пожаловать</string>
     <string name="login">Войти</string>
     <string name="refresh_data">Обновить данные</string>
     <string name="to_main_menu">Закрыть</string>
-    <string name="door_opened">Дверь открыта</string>
-    <string name="error">Ошибка доступа</string>
+    <string name="door_opened">успешно</string>
+    <string name="door_closed">Вход был отменён</string>
+    <string name="error">Что-то пошло не так</string>
+    <string name="logout_text">Выйти из аккаунта</string>
 </resources>
\ No newline at end of file