# PRINT311: Receipt delivery failed

## What this means[​](#what-this-means "What this meansへの直接リンク")

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 doへの直接リンク")

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

## Your data[​](#your-data "Your dataへの直接リンク")

The order itself is safe and unchanged.

## Details[​](#details "Detailsへの直接リンク")

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