POST http://localhost:5001/api/v1/identity/login 500 (Internal Server Error) LoginForm.jsx:39 Error: Request failed with status code 500 at createError (createError.js:16) at settle (settle.js:17) at XMLHttpRequest.handleLoad (xhr.js:61)

import React from 'react';
import axios, { post } from 'axios';
import CONST from '../CONST';

class Upload extends React.Component {
	constructor(props) {
		super(props);
		this.state = {
			file: null,
		};
		this.onFormSubmit = this.onFormSubmit.bind(this);
		this.onChange = this.onChange.bind(this);
		this.fileUpload = this.fileUpload.bind(this);
	}

	onFormSubmit(e) {
		e.preventDefault();
		this.fileUpload(this.state.file);
	}

	onChange(e) {
		this.setState({ file: e.target.files[0] });
	}

	fileUpload(file) {
		let data = new FormData();
		data.append('data', file);
		axios
			.post(`https://api.graph.cool/file/v1/${CONST.projectID}`, data, {
				headers: {
					'Content-Type': 'multipart/form-data',
				},
			})
			.then(response => {
				console.log('file upload response', response);
			});
	}

	render() {
		return (
			<form onSubmit={this.onFormSubmit}>
				<h1>File Upload</h1>
				<input type="file" onChange={this.onChange} />
				<button type="submit">Upload</button>
			</form>
		);
	}
}

export default Upload;        axios.post(
            config.apiGateway.URL + ".../signin",
            payload
        ).then(response => {
            console.log(response)
            if(response.status == 200){
                console.log("Login successfull");
                this.setState({token: response.data.JWT_TOKEN});
            } else {
                console.log(response.status)
                this.setError()
            }
        }).catch(error => {
            this.setError()
            console.log(error)
            if (error.response) {
                console.log("--------------------------------------------------")
                // The request was made and the server responded with a status code
                // that falls out of the range of 2xx
                console.log(error.response.data);
                console.log(error.response.status);
                console.log(error.response.headers);
            } else if (error.request) {
                console.log("*************************")

                // The request was made but no response was received
                // `error.request` is an instance of XMLHttpRequest in the browser and an instance of
                // http.ClientRequest in node.js
                console.log(error.request);
            } else {
                console.log("++++++++++++++++++++++++")
                // Something happened in setting up the request that triggered an Error
                console.log('Error', error.message);
            }
            console.log(error.config);
        })