Legacy URL-only storage servers are not supported — provision a storage node or add a CDN
Admin servers API rejected a legacy URL-only storage server. Product: provision a storage node or add a CDN instead.
Why this happens
Old “URL only” server type is no longer supported for new/active use. Need a real node or CDN backend.
Diagnose and fix
1. Provision a remote storage server (token + package) or Install a storage node on a second VPS.
2. Or add CDN storage (Add a CDN server (providers overview)).
3. Migrate files off any remaining legacy rows via transfer when possible.
4. See Storage backends overview (local vs remote node vs CDN).