---
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"@type": TechArticle
"@id": https://www.twilio.com/docs/api/errors/34108#article
headline: "34108: Other End Incompatible"
url: https://www.twilio.com/docs/api/errors/34108
inLanguage: en
dateModified: 2025-12-12T18:14:22.000Z
author:
  "@type": Organization
  name: Twilio Developer Education Team
publisher:
  "@type": Organization
  name: Twilio
---

# 34108: Other End Incompatible

Log Level: ERROR

## Description

The receiving fax machine answered, but then rejected your incoming media.

Try reducing the size of your pdf or sending at a lower quality or resolution. Make sure your pdf is a standard size (US Letter, A4) and portrait-oriented.