# How do I show error message from Post-Login Action deny into auth0-lock?

**URL:** <https://community.auth0.com/t/how-do-i-show-error-message-from-post-login-action-deny-into-auth0-lock/183478>\
**Category:** Get Help\
**Tags:** login-prompt-new-experience, login-experience\
**Created:** [March 6, 2025, 8:28pm UTC](https://community.auth0.com/t/how-do-i-show-error-message-from-post-login-action-deny-into-auth0-lock/183478 "2025-03-06T20:28:34Z")\
**Posts on this page:** 1\
**Showing post:** 3

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**Author:** ![nik.baleca](https://sea1.discourse-cdn.com/auth0/user_avatar/community.auth0.com/nik.baleca/32/68749_2.png) [@nik.baleca](https://community.auth0.com/u/nik.baleca)\
**Post date:** [March 7, 2025, 5:25pm UTC](https://community.auth0.com/t/how-do-i-show-error-message-from-post-login-action-deny-into-auth0-lock/183478/3 "2025-03-07T17:25:56Z")

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Hi @baohouse

Please check out these community posts regarding the matter which I believe can be helpful:

- [Pre-Registration Action calls api.access.deny, how to show specific message in Universal Login - #4 by jesse2](https://community.auth0.com/t/pre-registration-action-calls-api-access-deny-how-to-show-specific-message-in-universal-login/94025/4)
- [Auth0 still lacks the ability to show custom error message when using custom HTML universal login page](https://community.auth0.com/t/auth0-still-lacks-the-ability-to-show-custom-error-message-when-using-custom-html-universal-login-page/104639)

Let me know if you have any other questions!

Kind Regards,  
Nik

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