> For the complete documentation index, see [llms.txt](https://cloudbrowser.gitbook.io/docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://cloudbrowser.gitbook.io/docs/troubleshooting/non-200-error-status-codes.md).

# Non-200 Error status codes

**Possible `status` values:**

* `200` – Success: The browser was successfully opened.
* `401` – AuthorizationError: Incorrect token.
* `402` – NoSubscription: No active subscription.
* `403` – NoUnits: All units have been consumed. This can be avoided by enabling additional units in the web settings.
* `404` – BrowserLimit: Your subscription does not allow opening more browsers in parallel.
* `405` – AI Error.
* `406` – Label in use.
* `0` – Unknown: Unexpected error.