Debugging
Error handling, debugging, and fixing common errors.

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Even experienced developers encounter errors. Knowing how to debug React applications and understanding common error messages will save you hours of frustration.

In this section you’ll learn debugging techniques, error boundaries, and solutions for common React errors.

Lessons in this unit:

0: ▶︎ Introduction
1: How to handle errors in React
2: Fix the “Objects are not valid as a React child” error
3: Fix Uncaught Error Objects are not valid as a React child
4: How to use useEffect callback with event callbacks
5: How to debug a React application
6: How to fix the dangerously SetInnerHTML did not match error in React
7: React, how to fix the TypeError: resolver is not a function error
8: How to fix the "cannot update a component while rendering a different component" error in React
9: Testing React components
10: How to configure HTTPS in a React app on localhost