Skip to content

add_on_not_available

HTTP 403 · Plan counts (SPEC §3.1, §3.2)

This add-on needs Postgres, which isn’t on this plan. Upgrade to Pro or Studio first.

Does retrying help?

Not until something else changes. The message says what: a plan, an add-on, a setting or a role. The same request then works.

Already on the largest plan?

Studio is the largest plan. On Studio, use the message’s other options, or email support@flatstack.dev and say what you need more of.

The response

Every Flatstack error has this shape. details, when present, says more about this case.

{
  "error": {
    "code": "add_on_not_available",
    "message": "This add-on needs Postgres, which isn't on this plan. Upgrade to Pro or Studio first.",
    "docsUrl": "https://flatstack.dev/docs/errors/add_on_not_available"
  }
}

All error codes

As Markdown: errors/add_on_not_available.md