Why do some auth URLs error out?

If an integration is absent from the supported-integrations list in the docs, it has likely been deprecated.

If an integration is absent from the supported-integrations list in the docs, it has likely been deprecated.

For auth URL errors, check your query parameters:

• Passing an empty value such as lan= breaks the login URL.

• Omitting it entirely, or passing a valid language code, works.

Use the auth_url exactly as returned by the authentication endpoint, without reformatting it.