---
"@context": https://schema.org
"@type": TechArticle
"@id": https://www.twilio.com/docs/api/errors/54450#article
headline: "54450: Invalid 'Direction' query parameter"
url: https://www.twilio.com/docs/api/errors/54450
inLanguage: en
dateModified: 2026-03-11T20:43:38.000Z
author:
  "@type": Organization
  name: Twilio Developer Education Team
publisher:
  "@type": Organization
  name: Twilio
---

# 54450: Invalid 'Direction' query parameter

Log Level: ERROR

## Description

The 'Direction' query parameter must be one of \{'forward', 'backward'}.

### Possible causes

* The value supplied by the Direction query string parameter does not match *forward* or *backward* designators.

### Possible solutions

Confirm that a valid Direction query parameter is being passed in request.