> For the complete documentation index, see [llms.txt](https://docs.tryterra.co/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.tryterra.co/faq/help-topics/data-api-sdk/account-config-environments-and-going-live/expo-duplicate-test-users-staging-limit.md).

# Why am I hitting the staging user limit?

**Expo can regenerate device IDs during development,** which creates duplicate test users and can exhaust the staging user limit. This does not happen in production.

**Remove the surplus test users** via the `deauthenticateUser` endpoint.