# Checkout Not Found

Indicates that the server can't find the requested checkout resource.

## Common Causes

- The checkout ID is incorrect or does not exist.
- The checkout belongs to a different merchant.

```json
{
  "type": "https://developer.sumup.com/problem/checkout-not-found",
  "title": "Not Found",
  "status": 404,
  "detail": "A checkout session with the id 61b06d01-ffc4-4432-9053-2ea587f735b1 does not exist"
}
```