---
title: "Start a stopped target node session"
method: PUT
path: "/api/target_nodes/start"
tags: ["Target Nodes"]
---

# Start a stopped target node session

`PUT /api/target_nodes/start`

Restart a previously stopped target node session by session UUID

## Headers

- `X-EDH-USER` string, required
- `X-EDH-TOKEN` string, required

## Response `200`

Target node start initiated successfully

- object
  - `success` boolean, required
  - `message` string, required

## Other responses

- `400` — Missing required parameter or invalid session state
- `401` — Missing authentication header
- `404` — Session not found
- `500` — AWS API error or internal server error

## Changes

> 6 revisions in range; 4 could not be searched.

- **2025-08-05** (v1) `55c07c16d2e1` — 2 breaking, 2 warning, 2 info
  - added the new required `header` request parameter `X-SOCA-TOKEN`
  - added the new required `header` request parameter `X-SOCA-USER`
  - deleted the `header` request parameter `X-EDH-TOKEN`
  - deleted the `header` request parameter `X-EDH-USER`
  - …2 more

[Change history](https://skmtc.dev/aws-samples/apis/engineering-development-hub-edh-api/changes/api/target_nodes/start/put.md)

---

[API](https://skmtc.dev/aws-samples/apis/engineering-development-hub-edh-api.md) · [All operations](https://skmtc.dev/aws-samples/apis/engineering-development-hub-edh-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/aws-samples/engineering-development-hub-edh-api/revisions/058396b8f0f1/schema)