Cannot invoke an object which is possibly ‘undefined’.

This error means that you cannot treat an object as if it has been passed to you, even though it may not have been. In this article, I will show you two ways to solve this error.

Prohibit browser back or warn when reloading or closing tabs

Here are some sample javascript and react codes that you can use when you don't want the user to browser back, reload, or close the tab.

Uncaught Error: Maximum update depth exceeded. React limits the number of nested updates to prevent infinite loops.

This error is caused by an infinite loop when setState is called during rendering in React. In order to resolve this error, you need to change the code that is causing the infinite loop. In this article, I'll show you how to solve this error and what causes it.