How to clear this problem.
Error in browser router
http://localhost:3000/Questions/undefined and
Each child in a list should have unique key prop.
`
const QuestionList = ({questionsList}) => {
return (<div>
{
questionsList.map((question)=>(
<Questions question={question} key={question.id}/>
))
}
</div>
</>
)
}
`
I am trying to build the new component page,i am expected that new component page is created,but as the result is Each child in a list should have unique key prop and my browser router is also undefined.