diff --git a/packages/ra-core/src/sideEffect/auth.ts b/packages/ra-core/src/sideEffect/auth.ts
index a2088aab28b..452caac01bc 100644
--- a/packages/ra-core/src/sideEffect/auth.ts
+++ b/packages/ra-core/src/sideEffect/auth.ts
@@ -29,6 +29,12 @@ const nextPathnameSelector = state => {
 };
 
 const currentPathnameSelector = state => state.router.location;
+const getErrorMessage = (error, defaultMessage) =>
+    typeof error === 'string'
+        ? error
+        : typeof error === 'undefined' || !error.message
+        ? defaultMessage
+        : error.message;
 
 export default (authProvider?: AuthProvider) => {
     if (!authProvider) {
@@ -58,12 +64,10 @@ export default (authProvider?: AuthProvider) => {
                         error: e,
                         meta: { auth: true },
                     });
-                    const errorMessage =
-                        typeof e === 'string'
-                            ? e
-                            : typeof e === 'undefined' || !e.message
-                            ? 'ra.auth.sign_in_error'
-                            : e.message;
+                    const errorMessage = getErrorMessage(
+                        e,
+                        'ra.auth.sign_in_error'
+                    );
                     yield put(showNotification(errorMessage, 'warning'));
                 }
                 break;
@@ -79,6 +83,11 @@ export default (authProvider?: AuthProvider) => {
                             state: { nextPathname: meta.pathName },
                         })
                     );
+                    const errorMessage = getErrorMessage(
+                        error,
+                        'ra.auth.auth_check_error'
+                    );
+                    yield put(showNotification(errorMessage, 'warning'));
                 }
                 break;
             }
diff --git a/packages/ra-language-english/index.js b/packages/ra-language-english/index.js
index 97f12d32578..6b1512606db 100644
--- a/packages/ra-language-english/index.js
+++ b/packages/ra-language-english/index.js
@@ -89,6 +89,7 @@ module.exports = {
             prev: 'Prev',
         },
         auth: {
+            auth_check_error: 'Please login to continue',
             user_menu: 'Profile',
             username: 'Username',
             password: 'Password',
diff --git a/packages/ra-language-french/index.js b/packages/ra-language-french/index.js
index f786c5c65f7..3839627227e 100644
--- a/packages/ra-language-french/index.js
+++ b/packages/ra-language-french/index.js
@@ -93,6 +93,7 @@ module.exports = {
             prev: 'Précédent',
         },
         auth: {
+            auth_check_error: 'Merci de vous connecter pour continuer',
             user_menu: 'Profil',
             username: 'Identifiant',
             password: 'Mot de passe',