diff --git a/apps/authentication/errors.py b/apps/authentication/errors.py
index 183e69288..23323b15a 100644
--- a/apps/authentication/errors.py
+++ b/apps/authentication/errors.py
@@ -93,6 +93,9 @@ class AuthFailedError(Exception):
             'msg': self.msg,
         }
 
+    def __str__(self):
+        return str(self.msg)
+
 
 class CredentialError(AuthFailedNeedLogMixin, AuthFailedNeedBlockMixin, AuthFailedError):
     def __init__(self, error, username, ip, request):
diff --git a/apps/authentication/views/login.py b/apps/authentication/views/login.py
index c51ccbfc6..e2332cae5 100644
--- a/apps/authentication/views/login.py
+++ b/apps/authentication/views/login.py
@@ -133,7 +133,7 @@ class UserLoginGuardView(mixins.AuthMixin, RedirectView):
             user = self.check_user_auth_if_need()
             self.check_user_mfa_if_need(user)
             self.check_user_login_confirm_if_need(user)
-        except errors.CredentialError:
+        except (errors.CredentialError, errors.SessionEmptyError):
             return self.format_redirect_url(self.login_url)
         except errors.MFARequiredError:
             return self.format_redirect_url(self.login_otp_url)
diff --git a/apps/authentication/views/mfa.py b/apps/authentication/views/mfa.py
index 57d6751da..bedbf9bcf 100644
--- a/apps/authentication/views/mfa.py
+++ b/apps/authentication/views/mfa.py
@@ -6,6 +6,9 @@ from django.views.generic.edit import FormView
 from .. import forms, errors, mixins
 from .utils import redirect_to_guard_view
 
+from common.utils import get_logger
+
+logger = get_logger(__name__)
 __all__ = ['UserLoginOtpView']
 
 
@@ -22,4 +25,7 @@ class UserLoginOtpView(mixins.AuthMixin, FormView):
         except errors.MFAFailedError as e:
             form.add_error('otp_code', e.msg)
             return super().form_invalid(form)
+        except Exception as e:
+            logger.error(e)
+            return redirect_to_guard_view()