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

# Conflict

> The request conflicts with the current state of the resource

## Cause

The request cannot be completed due to a conflict with the current state of the target resource.

## Fix

Review the current state of the resource and modify the request to resolve the conflict, then call the same operation again.

## Retry safety

Not retryable until the underlying state or request changes.

## Raised by

Many operations return this problem. Check the error responses on the operation you called.

Examples:

* [Create an appointment](/api-reference/appointments/create-an-appointment)
* [Patch an appointment](/api-reference/appointments/patch-an-appointment)
* [Authorize an appointment payment](/api-reference/appointments/authorize-an-appointment-payment)
* [Get an appointment calendar event](/api-reference/appointments/get-an-appointment-calendar-event)
* [Create a contactless payment](/api-reference/payments/create-a-contactless-payment)

## Example

```json theme={null}
{
  "type": "https://docs.guile.app/problems/conflict",
  "title": "Conflict",
  "status": 409,
  "detail": "The request cannot be completed due to a conflict with the current state of the target resource."
}
```