Report Cannot reaad property'0' of null after hot replacement

problem description

in the react project, use react-hot-loader to access some pages and report Cannot reaad property"0" of null after hot replacement.

the environmental background of the problems and what methods you have tried

tried to fix the configuration file for the project. After removing react-hot-loader from babelrc, there will be no error report

related codes

/ / Please paste the code text below (do not replace the code with pictures)

what result do you expect? What is the error message actually seen?

Html5 typescript javascript

Jun.25,2021

Previous: Notebook installs single system of linux series

Next: How does axios send token request parameters?

Prevent logical events from being called frequently in a short period of time
Chestnut: stop the button being called more than once within 1 second; first, the result of my baidu btn.onclick = function add(){ btn.innerHTML = Number(btn.innerHTML) + 1; btn.onclick = null; clearTimeout(timer); var timer = se...

Angular5 angular4 html5 typescript javascript

Mar.16,2021
Can you use ts? in some of the projects that have already created react+js?
Environment: currently our project uses a SPA project of react+antd, ts ...

Html5 typescript javascript

Mar.23,2021
Can official account and Mini Program evoke each other?
recently started Mini Program, the product put forward several requirements is to jump back and forth between the official account and Mini Program (helpless.) for example, the page in the following figure when I click the payment button in Mini Pr...

Html node.js html5 typescript javascript

May.15,2021
Vue uses axios to get data, but cannot pass it to data
problem description when using axios to get data, you can never assign values to variables defined in data data() { return { results: null } }, mounted: function () { var self = this; axios.get( plot ) .then(fu...

Html5 typescript javascript vue.js

Jun.17,2021
Please tell me how to follow the mouse to move relative to the parent box.
this movement is animated. Do I think js calculated the assignment? the most important thing is that his two moving bars are relative to the outside parent box, and the elements are also in the parent box. website address is: portal . ...

Html5 typescript javascript

Feb.15,2022
How to realize drop and dragover of H5 in angular6
li, < div class= "testJq " > <li *ngFor="let i of dropArr;let dataIndex=index;" draggable="true" class="dropLi"> <span>{{i.title}}< span> <ul> <li *ngFor="let y of i.state&qu...

Html5 typescript javascript

Apr.06,2022