> ## Documentation Index
> Fetch the complete documentation index at: https://ngrok.com/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# Error 315

## ERR\_NGROK\_315

Wildcard domains are a feature reserved for ngrok's Pay-as-you-go plan.
Failed to create an endpoint with the wildcard domain `DOMAIN` for the account `ACCOUNT`.
This account is on the `PLAN` plan.

Upgrade to a Pay-as-you-go plan at: [https://dashboard.ngrok.com/billing/choose-a-plan?plan=paygo](https://dashboard.ngrok.com/billing/choose-a-plan?plan=paygo)

## Further help

If you're having trouble resolving this error, please reach out to [support@ngrok.com](mailto:support@ngrok.com?subject=Help%20with%20ERR_NGROK_315)