nats-server: JetStream is not current with the meta leader

How do we debug JetStream is not current with the meta leader. We are using nats-server:2.9.3-alpine images. The issue is nats-server-0 pod will not go in ready state.

# http://localhost:8222/healthz

{
  "status": "unavailable",
  "error": "JetStream is not current with the meta leader"
}