OAUTH_EMAIL_IN_USE This email already has a Checkslip account

HTTP status
409
Credit
No credit taken

Meaning

Sign in with that account's password, then connect the provider account in settings. We never connect it on our own, even when the email matches.

Fix

Sign in with this email (use "Forgot password" if needed), then connect it in settings.

Example response

{
  "type": "https://checkslip.com/problems/oauth-email-in-use",
  "title": "This email already has a Checkslip account",
  "status": 409,
  "code": "OAUTH_EMAIL_IN_USE",
  "instance": "019a2f3e-7b1c-7d4e-9f00-0a1b2c3d4e5f"
}