Bug: Boards not working - ask to login again - blank page

[h4roldov]

I am facing an issue with the Boards plugin and haven't been able to make it work. Any help would be appreciated.

Steps to reproduce the behavior

1. Upload board plugin to mattermost server.
2. Activate it
3. Go to Boards
4. Message: "Your session may have expired..."

Expected behavior

See the boards plugin interface

Screenshots (optional)

Console errors:
Request URL: https://my.domain/plugins/focalboard/api/v2/users/me?teamID=xxxxxxxxxxxxxxx&channelID=xxxxxxxxxxxx
Request URL: https://my.domain/plugins/focalboard/api/v2/users/me/config
Response:

{
    "error": "unable to get the session for the token: sessions not used when using mattermost",
    "errorCode": 401
}

Edition and Platform

• Edition: Mattermost Server - Mattermost Boards (plugin)
• Version: Mattermost Version: 10.4.1 - Plugins: v8.0, v9.0
• Browser and OS: Chrome on Ubuntu

Additional context

It is running on a EC2 instance - Ubuntu 24.04