Storage node is not connected yet
storage-server-policy returned 503 Storage node is not connected yet. for a remote node that has not completed connection.
Why this happens
Provisioned server waiting for the node agent/package to connect, or connection lost. Distinct from offline after it was previously connected.
Diagnose and fix
1. Complete Connect and enable the storage node / install the node package.
2. Check token expiry (Registration token expired — create a new storage server).
3. Retry upload after the node shows connected.
4. See Provision a remote storage server (token + package).