---
page_type: error
code: 53408
message: "53408: ICE connection restart was attempted, but it is not allowed"
level: ERROR
product: Programmable Video
---

## Description

ICE restarts are only allowed on SDP offers, not answers

### Possible Causes

- The client has attempted an ICE restart in a SDP answer.

### Possible Solutions

- Ensure that the ICE restart happens only in SDP offers.