Sign-up & auth·HTTP 409·API, FE
Email already registered
EMAIL_ALREADY_REGISTERED
An account already exists for this email address.
What this means
Sign-ups using +alias variants of an email already on file are treated as duplicates.
How to fix it
Sign in with the original method you used for this email. If you've lost access, contact support.
How it appears in the response
ComputeSphere returns errors as RFC 7807 Problem Details. The type field is the docs URL for this page — switch on code in your client.
{
"type": "https://docs.computesphere.com/errors/EMAIL_ALREADY_REGISTERED",
"title": "Email already registered",
"status": 409,
"code": "EMAIL_ALREADY_REGISTERED",
"detail": "An account already exists for this email address.",
"instance": "/v2/…",
"request_id": "f47ac10b-58cc-4372-a567-0e02b2c3d479",
"trace_id": null
}
The Content-Type header is application/problem+json. On field-level validation errors a non-empty errors[] array also appears, each entry carrying its own docs_url for the offending field.