http error code 400 code example
Example 1: 400 http
400 Bad Request
The HyperText Transfer Protocol (HTTP) 400 Bad Request
response status code indicates that the server cannot or will not
process the request due to something that is perceived to be a client error
(e.g., malformed request syntax, invalid request message framing, or deceptive request routing).
Example 2: 200 error code
The HTTP 200 OK success status response code indicates that the request has succeeded. A 200 response is cacheable by default. The meaning of a success depends on the HTTP request method: GET : The resource has been fetched and is transmitted in the message body.
from developer.mozilla.org
Example 3: error: request failed with status code 400
You should add a catch to the get call:
import axios from 'axios';
import config from './config';
axios.get('${config.serverUrl/api/contests')
.then(resp=>{
console.log(resp.data);
})
.catch(error=>{
});
Example 4: what is error code 400
The HyperText Transfer Protocol (HTTP) 400 Bad Request response status code indicates that the server cannot or will not process the request due to something that is perceived to be a client error (e.g., malformed request syntax, invalid request message framing, or deceptive request routing).
Example 5: html error 400
<hlml> </html>