OAuth via Nextcloud

Hi. I have somthing strange with my rocketchat and nextcloud integration.
First, it worked fine, but now - i tap on button, see nextcloud screen, tipe log and pass and there are nextcloud files. Like im login nextcloud, without rocketchat. If I close frame, there No matching login atempt found.
I dont know, what i did…

Server Setup Information

  • Version of Rocket.Chat Server: 3.8.1
  • Operating System: ubunut 18.04
  • Deployment Method: docker
  • Number of Running Instances: 1
  • DB Replicaset Oplog: Enabled
  • NodeJS Version: v12.18.4
  • MongoDB Version: 3.6.14
  • Proxy: nginx
  • Firewalls involved: no