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

# payment_observation_not_found

> Payment observation not found (HTTP 404).

| Field          | Value                                                               |
| -------------- | ------------------------------------------------------------------- |
| Status         | `404`                                                               |
| Problem `type` | `https://docs.paypathiq.com/problems/payment_observation_not_found` |
| Retryable      | No                                                                  |

## When this happens

No Payment observation exists at this URL for your Integration and Client.

## What to do

Check the `externalPaymentObservationId`, including its capitalization.