The `Items` component should include a `propTypes` check to require a value for `quantity` and ensure that its value is a number

JavaScript
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// Change code below this line

Items.PropTypes = {quantity: PropTypes.number.isRequired}

// Change code above this line

2

Hello?
Was there a question meant above?

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when i run it, it shows me this error message: The Items component should include a propTypes check to require a value for quantity and ensure that its value is a number.

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Please post a link to the challenge

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looks like propTypes is a case-sensitive key so you must fix your spelling to be exactly the same (not PropTypes)

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i changed PropTypes to propTypes but there is still the error

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you’re right i only need to change Items.PropType to Items.propType

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