[image] Log in to Discourse with Discourse ID An error has occurred The requested redirect uri is malformed or doesn’t match client redirect URI.

Hi there, does this help? [image] The Discourse ID cannot be used after changing the forum domain Have you tried regenerating it after you changed the domain? At /admin/config/login-and-authentication/discourse-id there is a button to do that [Screenshot_20260124_092212_Firefox] If that doesn…

很感谢你的热心解答，解决了我的问题，但是还是出现新的问题了，点击登录出现这样的提示 [image]

Does following that to go to /u/admin-login work?

管理员可以登录到后台，但是其他用户无法登录

管理员只能使用邮件进行登录，没有其他方式可以登录

I see. Are these settings enabled? [image] NateDhaliwal: enable discourse id or enable local logins via email settings (Also, I assume SSO is not enabled?)

我现在已经重装了，感谢你的耐心解答，谢谢。

What's causing the login issue?

Support

NateDhaliwal (Nate Dhaliwal) April 13, 2026, 12:33am 6

After you log in, can you re-enable Discourse ID logins or local logins (enable discourse id or enable local logins via email settings)?

Topic		Replies	Views
Changing domain names prevents Discourse ID from working Support discourse-id	3	198	October 19, 2025
The Discourse ID cannot be used after changing the forum domain Support discourse-id	3	130	February 25, 2026
Changed subdomain/domain and can't get Discourse ID to work Support discourse-id	3	67	March 10, 2026
Lost access to Discourse login (no credentials), lost original domain- now trying to migrate to new DO droplet Support	9	178	January 21, 2025
How Discourse ID works Site Management discourse-id	22	2023	January 24, 2026

What's causing the login issue?

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