React Js is a library written in javascript, used to build user interfaces (UI). React is widely used and has a rich and diverse ecosystem. One of the most frequently asked errors, for example, is “Uncaught Error: A cross-origin error was thrown. React doesn’t have access to the actual error object in development in reactjs“. So, how can this be resolved? We will discuss together to figure out the best solutions for you.

When Does The Error “Uncaught Error: A cross-origin error was thrown. React doesn’t have access to the actual error object in development in reactjs” Happen?

You are running the simple code in the reactjs application today, but you are getting the following error.

Uncaught Error: A cross-origin error was thrown. React doesn't have access to the actual error object in development.

The Simple Solutions For The Error “Uncaught Error: A cross-origin error was thrown. React doesn’t have access to the actual error object in development in reactjs”

Solution 1: Clear your local storage

To correct the error “Uncaught Error: A cross-origin error was thrown. React doesn’t have access to the actual error object in development in reactjs”, you need to follow these steps.

1. First, open source development tools.

      2. Navigate to the application section.

      3. Right-click to clear the local storage.

Your error must now be corrected.

Solution 2: Clear your site data 

The seond method is that you need to clear your site data. Now your error must be solved. 

Solution 3: Try these steps 

To resolve this issue, follow all of the steps listed below.

1. In the developer tool, open your console.

       2. Find the application tab.

       3. Find the local storage.

       4. To clear the console, right-click on the locale storage and select clear.

Solution 4: Examine to make sure that the JSON value you are saving is valid

While you are utilizing JSON.parse() on the cookie’s values that you have set. If these values are not valid, React raises a cross-origin error whenever JSON.parse() gets these invalid values. Because JSON structures are stringent about their format, let’s examine to make sure that the JSON value you are saving is valid. This also is the final method we suggest for you to solve the error ”Uncaught Error: A cross-origin error was thrown. React doesn’t have access to the actual error object in development in reactjs” in this blog. Although it is simple, it works flawlessly. Let’s do it to get your desired result.

We believe that the above solutions will be beneficial to all of you.

Conclusion

ReactJS is roughly understood as a library that contains a lot of open-source JavaScript, and the father of ReactJS is a big man with a well-known name, Facebook. If you’re stuck on the error “Uncaught Error: A cross-origin error was thrown. React doesn’t have access to the actual error object in development in reactjs”, the remedies listed above are the fastest way. People have a growing community where everybody is usually willing to help if you still need advice or have frequent doubts. Finally, we hope you’re having fun with the amazing code options and appreciate spending time reading.

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