[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

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

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?)

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无法登录什么原因

Support

NateDhaliwal (Nate Dhaliwal) April 12, 2026, 10:36am 2

Hi there, does this help?

If not, perhaps this?

The Discourse ID cannot be used after changing the forum domain

Regenerating the credentials didn’t work, but the method in that post did. Thank you for finding it for me.
Changing domain names prevents Discourse ID from working
./launcher enter app
rails c
SiteSetting.discourse_id_client_id = ""
SiteSetting.discourse_id_client_secret = ""

1 Like

Topic		Replies	Views
Changing domain names prevents Discourse ID from working Support discourse-id	3	196	October 19, 2025
The Discourse ID cannot be used after changing the forum domain Support discourse-id	3	124	February 25, 2026
Changed subdomain/domain and can't get Discourse ID to work Support discourse-id	3	63	March 10, 2026
Lost access to Discourse login (no credentials), lost original domain- now trying to migrate to new DO droplet Support	9	176	January 21, 2025
How Discourse ID works Site Management discourse-id	22	2004	January 24, 2026

无法登录什么原因

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