diff --git a/src/App.tsx b/src/App.tsx
index fadae32..c0e305c 100644
--- a/src/App.tsx
+++ b/src/App.tsx
@@ -13,22 +13,19 @@ import MessagesPage from './pages/messages';
 import ProfilePage from './pages/profile';
 import AuthPage from './pages/auth';
 import NotFoundPage from './pages/404';
-import { ErrorBoundary } from 'react-error-boundary';
 
 const App = () => {
   return (
-    <ErrorBoundary FallbackComponent={ErrorFallback}>
-      <Router>
-        <Switch>
-          <PrivateRoute exact path='/' component={MainPage} title='Main' />
-          <PrivateRoute path='/courses' component={CoursesPage} title='Courses' />
-          <PrivateRoute path='/messages' component={MessagesPage} title='Messages' />
-          <PrivateRoute path='/profile' component={ProfilePage} title='Profile' />
-          <Route path='/auth' component={AuthPage} />
-          <Route component={NotFoundPage} />
-        </Switch>
-      </Router>
-    </ErrorBoundary>
+    <Router>
+      <Switch>
+        <PrivateRoute exact path='/' component={MainPage} title='Main' />
+        <PrivateRoute path='/courses' component={CoursesPage} title='Courses' />
+        <PrivateRoute path='/messages' component={MessagesPage} title='Messages' />
+        <PrivateRoute path='/profile' component={ProfilePage} title='Profile' />
+        <Route path='/auth' component={AuthPage} />
+        <Route component={NotFoundPage} />
+      </Switch>
+    </Router>
   );
 };
 
diff --git a/src/components/Header/User/UserInfo.tsx b/src/components/Header/User/UserInfo.tsx
index ab3da2f..cb82d59 100644
--- a/src/components/Header/User/UserInfo.tsx
+++ b/src/components/Header/User/UserInfo.tsx
@@ -11,14 +11,13 @@ import {
   Box,
   Avatar,
   Text,
-  Link,
   useToast,
   Skeleton,
 } from '@chakra-ui/react';
 import { MdSettings, MdExitToApp } from 'react-icons/md';
 import { observer } from 'mobx-react';
 import { useRootStore } from '../../../hooks/useRootStore';
-import { useHistory } from 'react-router-dom';
+import { useHistory, Link } from 'react-router-dom';
 
 const UserInfo: React.FC = () => {
   const { authStore, userStore } = useRootStore();
diff --git a/src/components/Layout/Layout.tsx b/src/components/Layout/Layout.tsx
index 58423e6..56a5fc5 100644
--- a/src/components/Layout/Layout.tsx
+++ b/src/components/Layout/Layout.tsx
@@ -12,15 +12,13 @@ import { useErrorHandler } from 'react-error-boundary';
  * Сomponent for rendering the current page.
  */
 const Layout: React.FC = ({ children }) => {
-  const { authStore } = useRootStore();
+  const { authStore, userStore } = useRootStore();
   const handleError = useErrorHandler();
 
   React.useEffect(() => {
     if (authStore.isLoggedIn) {
-      authStore.root.userStore.loadCurrentUserData().catch(error => {
-        if (error.response && error.response.status === 401) {
-          handleError(error);
-        }
+      userStore.loadCurrentUserData().catch(error => {
+        handleError(error);
       });
     }
   });
diff --git a/src/components/PrivateRoute/PrivateRoute.tsx b/src/components/PrivateRoute/PrivateRoute.tsx
index 17cd8fd..1617939 100644
--- a/src/components/PrivateRoute/PrivateRoute.tsx
+++ b/src/components/PrivateRoute/PrivateRoute.tsx
@@ -5,6 +5,8 @@ import { Route, Redirect } from 'react-router-dom';
 import { IPrivateRouteProps } from '../../interfaces';
 import { useRootStore } from '../../hooks/useRootStore';
 import { observer } from 'mobx-react';
+import { ErrorBoundary } from 'react-error-boundary';
+import ErrorFallback from '../ErrorFallback';
 
 /**
  * Checks if the user is loggedIn by reactive variable and if not,
@@ -18,12 +20,14 @@ const PrivateRoute: React.FC<IPrivateRouteProps> = ({ children, component: Compo
       {...options}
       render={props =>
         authStore.isLoggedIn ? (
-          <Layout>
-            <Helmet>
-              <title>{title} • App </title>
-            </Helmet>
-            <Component {...props} title={title} />
-          </Layout>
+          <ErrorBoundary FallbackComponent={ErrorFallback}>
+            <Layout>
+              <Helmet>
+                <title>{title} • App </title>
+              </Helmet>
+              <Component {...props} title={title} />
+            </Layout>
+          </ErrorBoundary>
         ) : (
           <Redirect to={{ pathname: '/auth', state: { from: props.location } }} />
         )
diff --git a/src/interfaces/index.ts b/src/interfaces/index.ts
index 4d2eee5..797ecc4 100644
--- a/src/interfaces/index.ts
+++ b/src/interfaces/index.ts
@@ -12,12 +12,36 @@ export interface IAppConfig {
   links: LinkType[];
 }
 
+export interface IUserRole {
+  id: number;
+  name: string;
+  slug: string;
+}
+
 export interface IDataResult {
   data: any;
   message: string;
   status: number;
 }
 
+export interface ILoginResult extends IDataResult {
+  data: {
+    token: string;
+    type: string;
+    expires_at: string;
+  };
+}
+
+export interface IUserResult extends IDataResult {
+  data: {
+    id: string;
+    first_name: string;
+    last_name: string;
+    email: string;
+    roles: IUserRole[];
+  };
+}
+
 export interface IPageProps extends RouteComponentProps {
   title?: string;
 }
diff --git a/src/services/AuthService.ts b/src/services/AuthService.ts
index a653ba4..270f0f6 100644
--- a/src/services/AuthService.ts
+++ b/src/services/AuthService.ts
@@ -1,13 +1,5 @@
-import { IDataResult } from '../interfaces';
-import { AxiosInstance } from 'axios';
-
-export interface ILoginResult extends IDataResult {
-  data: {
-    token: string;
-    type: string;
-    expires_at: string;
-  };
-}
+import { IDataResult, ILoginResult } from '../interfaces';
+import { AxiosInstance, AxiosResponse } from 'axios';
 
 export default class AuthService {
   public api: AxiosInstance;
@@ -24,22 +16,20 @@ export default class AuthService {
    * @returns Login result
    */
   public async requestLogin(login: string, password: string): Promise<ILoginResult> {
-    const result = await this.api.post('v1/auth/login', {
+    const result: AxiosResponse<any> = await this.api.post('v1/auth/login', {
       login,
       password,
     });
-
     return result.data;
   }
 
   /**
    * Revoke token
    *
-   * @returns Logout result
+   * @returns Data result
    */
-  public async requestLogout(): Promise<any> {
-    const result = await this.api.post('v1/auth/logout');
-
+  public async requestLogout(): Promise<IDataResult> {
+    const result: AxiosResponse<any> = await this.api.post('v1/auth/logout');
     return result.data;
   }
 }
diff --git a/src/services/UserService.ts b/src/services/UserService.ts
index f78f08c..c86eb3e 100644
--- a/src/services/UserService.ts
+++ b/src/services/UserService.ts
@@ -1,4 +1,5 @@
 import { AxiosInstance } from 'axios';
+import { IUserResult } from '../interfaces';
 
 export default class UserService {
   public api: AxiosInstance;
@@ -12,7 +13,7 @@ export default class UserService {
    *
    * @returns User data
    */
-  public async fetchMe(): Promise<any> {
+  public async fetchMe(): Promise<IUserResult> {
     const result = await this.api.get('v1/me');
     return result.data;
   }
diff --git a/src/stores/AuthStore.ts b/src/stores/AuthStore.ts
index 7cee833..ec5c071 100644
--- a/src/stores/AuthStore.ts
+++ b/src/stores/AuthStore.ts
@@ -3,6 +3,7 @@ import Cookies from 'js-cookie';
 import RootStore from './RootStore';
 import AuthService from '../services/AuthService';
 import { AxiosInstance } from 'axios';
+import { IDataResult, ILoginResult } from '../interfaces';
 
 export default class AuthStore {
   public root: RootStore;
@@ -27,7 +28,7 @@ export default class AuthStore {
     this.loading = value;
   }
 
-  public async login(login: string, password: string) {
+  public async login(login: string, password: string): Promise<ILoginResult> {
     try {
       this.setLoading(true);
       const result = await this.authService.requestLogin(login, password);
@@ -43,7 +44,7 @@ export default class AuthStore {
     }
   }
 
-  public async logout() {
+  public async logout(): Promise<IDataResult> {
     try {
       this.setLoading(true);
       const result = await this.authService.requestLogout();
diff --git a/src/stores/UserStore.ts b/src/stores/UserStore.ts
index 6928709..6fb9346 100644
--- a/src/stores/UserStore.ts
+++ b/src/stores/UserStore.ts
@@ -1,5 +1,6 @@
 import { AxiosInstance } from 'axios';
 import { autorun, makeAutoObservable } from 'mobx';
+import { IUserResult } from '../interfaces';
 import UserService from '../services/UserService';
 import RootStore from './RootStore';
 
@@ -25,13 +26,17 @@ export default class UserStore {
     makeAutoObservable(this);
   }
 
-  public async loadCurrentUserData(): Promise<any> {
-    const result = await this.userService.fetchMe();
+  public async loadCurrentUserData(): Promise<IUserResult> {
+    try {
+      const result = await this.userService.fetchMe();
 
-    autorun(() => {
-      this.me = result.data;
-    });
+      autorun(() => {
+        this.me = result.data;
+      });
 
-    return result;
+      return result;
+    } catch (error) {
+      throw error;
+    }
   }
 }