Chrome Browser throws a lot of errors even with correct solution

[lasjorg]

1. You are not using the current state for anything so you do not need access to it.

2. React 16 does not allow you to use the event object inside the updater function as you are doing (it will be null).

Check out this post for some more info.

My React app don't work

You are not using the current state for the state update. This means the updater function is not needed and you should just be using an object. handleChange(event) { this.setState({ input: event.target.value }) } Next. The fCC React curriculum is using React v16.4.0 and because of how React 16 events work (pooling) the event target will be undefined inside the setState updater function. This is why it crashes when you type into the input Uncaught TypeError: Cannot read propert…