I can't upload 2 files using multer

I can't upload 2 files using multer

I Have 2 files( 1 video and 1 image ) and i want to upload it to my server using multer This is my react code :

I Have 2 files( 1 video and 1 image ) and i want to upload it to my server using multer This is my react code :

const data = new FormData();
data.append('banner', this.state.banner);
data.append('preview', this.state.preview);

axios.post('/lesson', data).then(() => {}) <div> <input type="file" id='file1' onChange={this.handleUploadFile1} />

<input type="file" id='file2' onChange={this.handleUploadFile2} /> </div>

And here is my server code :

router.post('/lesson', upload.single('banner'), upload.single('preview'),controller.addLesson)

Then i got this error :

MulterError: Unexpected field

Please help me how i can solve this problem

node.js reactjs

Bootstrap 5 Complete Course with Examples

Bootstrap 5 Tutorial - Bootstrap 5 Crash Course for Beginners

Nest.JS Tutorial for Beginners

Hello Vue 3: A First Look at Vue 3 and the Composition API

Building a simple Applications with Vue 3

Deno Crash Course: Explore Deno and Create a full REST API with Deno

How to Build a Real-time Chat App with Deno and WebSockets

Convert HTML to Markdown Online

HTML entity encoder decoder Online

How to Hire Node.js Developers And How Much Does It Cost?

A Guide to Hire Node.js Developers who can help you create fast and efficient web applications. Also, know how much does it cost to hire Node.js Developers.

Hands on with Node.Js Streams | Examples & Approach

The practical implications of having Streams in Node.js are vast. Nodejs Streams are a great way to handle data chunks and uncomplicate development.

Node.js Performance: Node.js vs. Io.js

You may already be aware that Raygun uses Node.JS for our API nodes that receive your precious crash reporting data (we also do node.js crash reporting if you’re interested). We’ve peaked in the past at more than 110,000 requests per second coming...

Node.js Live | Node.js Docker Tutorial | Dockerizing Node.js App|Node.js Training|Edureka

🔥 Node.js Certification Training: https://www.edureka.co/nodejs-certification-training This Edureka video on 'Node.js Docker Tutorial' will help you in learn...

Node JS Complete Course PDF | Node.js

There are some Features that choose Node.js the foremost decision of programming designers.