Minified React error #109;

[fuohua]

vendor.js:1 Uncaught Error: Minified React error #109; visit http://facebook.github.io/react/docs/error-decoder.html?invariant=109&args[]=OneCateList for the full message or use the non-minified dev environment for full errors and additional helpful warnings.

[mmarkelov]

@fuohua You need to check render method of your OneCateList component. It is difficult to say what's wrong without your code

[fuohua]

Thank you. Find the problem.

[dillonstreator]

@fuohua
Could you please indicate what the issue was with code references for future devs that might come across this?

[Muhammad-Sarfaraz]

I encountered this error while working with react using cdn. Below code will help you to generate the errors.

<title>Playground</title> <script src="https://cdnjs.cloudflare.com/ajax/libs/react/15.3.1/react.min.js"></script> <script src="https://cdnjs.cloudflare.com/ajax/libs/react/15.3.1/react-dom.min.js"></script> <script src="https://unpkg.com/babel-standalone@6/babel.min.js"></script>

<div id="main"></div>

<script type="text/babel">
    class App extends React.Component{ render(){
        return ("<h1>Hello Errors</h1> ") } } var mountComponent = document.querySelector('#main'); ReactDOM.render(
    <App/>, mountComponent);
</script>