---
title: Error 09 is displayed when attempting to go live on a transmitter
description: "**Environment:** - Transmitters **Description:** The message \"Error 09: Device needs to be assigned to a server output. Contact your system administrator.\" appears when attempting to start a live stream.  **Cause:** The transmitter has not been assigned to a receiver's output.…"
url: "https://www.dejero.com/faq/error-09-is-displayed-when-attempting-to-go-live-on-a-transmitter/"
updated: "2025-09-04"
category: Configurations
---

# Error 09 is displayed when attempting to go live on a transmitter

**Environment:**

- Transmitters

**Description:**

The message "Error 09: Device needs to be assigned to a server output. Contact your system administrator." appears when attempting to start a live stream. 

**Cause:**

The transmitter has not been assigned to a receiver's output.

**Resolution:**

1. Navigate to the transmitter’s page in Control under Manage -> Sources
2. Click on the pencil icon
3. Under Assignments select an output for Live:
4. Save changes by pressing the green check mark on the top right

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