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[Fixed] × TypeError: Cannot read properties of undefined (reading ‘map’)

Today We are Going To Solve × TypeError: Cannot read properties of undefined (reading ‘map’) in reactjs. Here we will Discuss All Possible Solutions and How this error Occurs So let’s get started with this Article.

How to Fix × TypeError: Cannot read properties of undefined (reading ‘map’) Error?

  1. How to Fix × TypeError: Cannot read properties of undefined (reading ‘map’) Error?

    To Fix × TypeError: Cannot read properties of undefined (reading ‘map’) Error just Run this command Just check your array exists or not. Learn this by given below example: <Filter> { product.color?.map((c) => ( <FilterColor color = {c} key = {c} /> ))}; </Filter>

  2. Fix × TypeError: Cannot read properties of undefined (reading ‘map’) Error?

    To Fix × TypeError: Cannot read properties of undefined (reading ‘map’) Error just check your array Just check your array exists or not. It will help you.

Solution 1 : Run this command

Just check your array exists or not. Learn this by given below example:

<Filter>
  { product.color?.map((c) => (
    <FilterColor color = {c} key = {c} />
  ))};
</Filter>

Solution 2 : check your array

Just check your array exists or not. It will help you.

Conclusion

So these were all possible solutions to this error. I hope your error has been solved by this article. In the comments, tell us which solution worked? If you liked our article, please share it on your social media and comment on your suggestions. Thank you.

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