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Uncaught TypeError: Cannot read property 'pathname' of undefined, Cannot read property 'pathname' of undefined, Uncaught TypeError: Cannot read property 'pathname', TypeError: Cannot read property 'pathname' of undefined, property 'pathname' of undefined

[Solved] Uncaught TypeError: Cannot read property ‘pathname’ of undefined

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I am trying to use React Router But Somehow I am facing the following error: Uncaught TypeError: Cannot read property ‘pathname’ of undefined in ReactJS. In this Exerror article, We are going to learn about How to reproduce this error and we will discuss All Possible Solutions Lets Get Start with This Article.

Contents
  1. How Uncaught TypeError: Cannot read property ‘pathname’ of undefined Occurs?
  2. How To Solve Uncaught TypeError: Cannot read property ‘pathname’ of undefined Error?
  3. Solution 1: Make Sure used `to` in <Link>
  4. Solution 2: Use pathname Just like this
  5. Solution 3: For React-router-dom 6 and Above
  6. Solution 4: Update History
  7. Conclusion

How Uncaught TypeError: Cannot read property ‘pathname’ of undefined Occurs?

I am trying to use React Router But Somehow I am facing the following error: 

Uncaught TypeError: Cannot read property 'pathname' of undefined

So here I am writing all the possible solutions that I have tried to resolve this error.

How To Solve Uncaught TypeError: Cannot read property ‘pathname’ of undefined Error?

  1. How To Solve Uncaught TypeError: Cannot read property ‘pathname’ of undefined Error?

    If You are Using Pathname In your Code and you are facing this error then you need to use pathname just like this. Accessing pathname in react-router-4 has been changed So you can access pathname Just like this. If You are using React-Router-3 and earlier Then Use this: this.props.location.pathname If you are using React-Router-4 then use this: this.props.history.location.pathname And now, Your error must be solved.

  2. Uncaught TypeError: Cannot read property ‘pathname’ of undefined

    This error Usually Occurs Because of when you don’t set to property while using React Router’s Link component. To solve this error You just need to set to the property to the Link Component and your error will be solved. Just Like This: Link to=”/ If You Forgot to add to property anywhere in Link component then you will face this error. By Adding to property in <Link to="/">Home</Link> Your error will be solved. Thank You.

This error Usually Occurs Because of when you don’t set to property while using React Router’s Link component. To solve this error You just need to set to the property to the Link Component and your error will be solved. Just Like This.

<Link to="/">Home</Link>

If You Forgot to add to property anywhere in Link component then you will face this error. By Adding to property in <Link to="/">Home</Link> Your error will be solved. Thank You.

Solution 2: Use pathname Just like this

If You are Using Pathname In your Code and you are facing this error then you need to use pathname just like this. Accessing pathname in react-router-4 has been changed So you can access pathname Just like this. If You are using React-Router-3 and earlier Then Use this.

this.props.location.pathname

If you are using React-Router-4 then use this.

this.props.history.location.pathname

And now, Your error must be solved.

Solution 3: For React-router-dom 6 and Above

If You are using React-router-dom Version 6 and Above then you need to Use Route Just like this.

<Routes>
   <Route exact path="/" element={<Home />} />
   <Route exact path="/contact" element={<Contact />} />
   <Route exact path="/privacy" element={<Privacy />} />
</Routes>

And now, Your error must be resolved.

Solution 4: Update History

If You are using pathname and You are facing error then you should update History to its latest version. Just run this command in your terminal Just like This.

npm install history@latest --save

Now, your history package is updated and Now, Your error is solved.

Conclusion

It’s all About this error. I hope We Have solved Your error. Comment below Your thoughts and your queries. Also, Comment below which solution worked for you?

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