# Facing 'Restart login cookie not found' error while login using SAML IDP

**URL:** <https://forum.keycloak.org/t/facing-restart-login-cookie-not-found-error-while-login-using-saml-idp/29679>\
**Category:** Miscellanaeous\
**Tags:** authentication, saml\
**Created:** [March 4, 2025, 7:08am UTC](https://forum.keycloak.org/t/facing-restart-login-cookie-not-found-error-while-login-using-saml-idp/29679 "2025-03-04T07:08:36Z")\
**Posts on this page:** 2\
**Page:** 1

<div class="post-metadata">

**Author:** ![ayyandurai.m](https://avatars.discourse-cdn.com/v4/letter/a/35a633/32.png) [@ayyandurai.m](https://forum.keycloak.org/u/ayyandurai.m)\
**Post date:** [March 4, 2025, 7:08am UTC](https://forum.keycloak.org/t/facing-restart-login-cookie-not-found-error-while-login-using-saml-idp/29679/1 "2025-03-04T07:08:36Z")

</div>

Dear Members,

Recently we have upgraded keycloak with v26.1.0, but we are facing below error after authentication, we are using SAML IDP.

 ![image](https://global.discourse-cdn.com/free1/uploads/keycloak/original/2X/5/59b6da9da865e57c18b7056ed7890ac7ac5ae2cf.png)

Note : the same flow working with v25.0.6

Have anyone faced similar issue, really appreciate your help here.

Regards,  
Ayyandurai M

---

<div class="post-metadata">

**Author:** ![ayyandurai.m](https://avatars.discourse-cdn.com/v4/letter/a/35a633/32.png) [@ayyandurai.m](https://forum.keycloak.org/u/ayyandurai.m)\
**Post date:** [June 4, 2025, 6:44am UTC](https://forum.keycloak.org/t/facing-restart-login-cookie-not-found-error-while-login-using-saml-idp/29679/2 "2025-06-04T06:44:37Z")

</div>

Dear Members,

It could be more grateful if anyone provide solution for this issue.