runtime_dev_unsupported

`sf dev` cannot run this runtime locally yet.

sf dev cannot run this runtime locally yet.

How to resolve: Run your framework’s own dev server, such as next dev or vite. When you are ready, publish with sf publish.

Error shape

Every Spacefast API error is an RFC 9457 problem document, served as application/problem+json.

code is stable and machine-readable.
type links to this page.
title is a short label.
status repeats the HTTP status.
detail explains this occurrence.
pointer, when present, is an RFC 6901 JSON Pointer at the offending field in the request body.
details, when present, carries structured context.

Match on code, never on detail.

{
  "type": "https://spacefast.com/docs/errors/runtime_dev_unsupported",
  "title": "Runtime dev unsupported",
  "status": 400,
  "detail": "`sf dev` cannot run this runtime locally yet.",
  "code": "runtime_dev_unsupported",
  "requestId": "req_4mz0v8qk"
}

See the full list of error codes in the error reference.