---
title: "Upload a file"
method: POST
path: "/rr_upload"
---

# Upload a file

`POST /rr_upload`

## Query parameters

- `name` string, required
- `time` string, date-time
- `crc32` string

## Response `200`

File upload result

- object
  - `err` number — File upload result (can be either `0` if the last upload uccessfully finished or `1` if an error occurred [e.g. CRC mismatch])

## Changes

- **2026-07-17** `23ee8854e806` — 1 breaking
  - request body became required
- **2022-05-06** `97e906df51c7` — 1 info
  - request body became optional

[Change history](https://skmtc.dev/duet3d/apis/reprapfirmware/changes/rr_upload/post.md)

---

[API](https://skmtc.dev/duet3d/apis/reprapfirmware.md) · [All operations](https://skmtc.dev/duet3d/apis/reprapfirmware/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/duet3d/reprapfirmware/revisions/23ee8854e806/schema)