# PRINT311: Receipt delivery failed

## What this means[​](#what-this-means "What this means으로 직접 링크")

This receipt could not be emailed or downloaded.

The sale itself is unaffected. Check the email address and the device's connection, then try again from the order's receipt screen.

## What to do[​](#what-to-do "What to do으로 직접 링크")

Try the action again. WCPOS does not retry this by itself — retry when you are ready.

## Your data[​](#your-data "Your data으로 직접 링크")

The order itself is safe and unchanged.

## Details[​](#details "Details으로 직접 링크")

* **Code:** `PRINT311` (`RECEIPT_DELIVERY_FAILED`)
* **Severity:** error
* **Introduced in:** WCPOS 1.10.0