Site is unavailable message after backup restore


i have rocketchat snap installation on two ubunto machines copying backup to backup ubuntu about 20 gb after successful restore of backup.
when access backup up rocketchat gets error

no firewall
The site in temporarily unavailable.

Server Setup Information

  • Version of Rocket.Chat Server:
  • Operating System:
  • Deployment Method:
  • Number of Running Instances:
  • DB Replicaset Oplog:
  • NodeJS Version:
  • MongoDB Version:
  • Proxy:
  • Firewalls involved:

Any additional Information