# `503`- Service Unavailable

## Description

Our systems are not able to process the request. This can occur due to short traffic peaks and is usually resolved within a few minutes.

## How to fix

Retry with an [exponential backoff](https://en.wikipedia.org/wiki/Exponential_backoff).

## Example


```http
HTTP/1.1 503 Service Unavailable
content-length: 166
content-type: application/problem+json
date: Wed, 17 Apr 2024 10:42:01 GMT
upvest-request-id: afcd3c2f-6965-4e1b-bb3e-87a3b481ce29

{
    "type": "https://docs.upvest.co/errors/unavailable",
    "status": 503,
    "title": "Service unavailable",
    "request_id": "afcd3c2f-6965-4e1b-bb3e-87a3b481ce29"
}
```