[Yandex Cloud documentation](../index.md) > [Yandex Identity Hub](index.md) > Error diagnostics > Common federation errors

# Diagnosing errors in federations

## Federation not found {#federation-not-found}

Federation with the requested ID not found. Check the specified ID or contact your federation administrator.

To get the federation ID:

1. Log in to [Yandex Identity Hub](https://center.yandex.cloud/organization).
1. In the left-hand panel, select ![VectorSquare](../_assets/console-icons/vector-square.svg) **Federations**.
1. Select the required federation and copy the **Identifier** field value on the federation info page.

If you have any issues, please contact [support](https://center.yandex.cloud/support).

## Internal application error {#internal-server-error}

Unexpected application error. Contact [support](https://center.yandex.cloud/support).

## See also {#see-also}

* [Diagnosing errors in SAML 2.0 federations](saml-diagnostics.md)