5 Easy Ways to Fix the “jQuery is Not Defined” Error
Posted: Thu Feb 13, 2025 6:09 am
Whether you’re a stranger to WordPress errors or not, encountering “jQuery is Not Defined” while working on your website is never a good thing. It can be a surprising and confusing message. Luckily, this is a standard error that sites using jQuery may experience at some point.
Maybe your site is down, and when you check your browser console for errors, you see “jQuery is Not Defined.” Finding the error is the first step, so well done!
The next step is to fix it. Since this is one of the easiest JavaScript errors to fix, it shouldn't take you too long.
In this post, we'll walk you through everything you need to know to fix it quickly. That includes what the error means, why it may have occurred in the first place – all critical information to avoid this error spain whatsapp number data in the future. Finally, we'll walk you through some steps you can take to resolve it.
Let's dive into the details.
Check out our video guide to fix the “jQuery Is Not Defined” error
Play video
What is the “jQuery is Not Defined” error?
The handy console log in your browser is where you'll likely discover this error. But it's not incredibly descriptive. What does "jQuery is not defined" actually mean?
In simple terms, this error is trying to tell you that something on your site – maybe a plugin – requires jQuery to run on your site. For some reason, when the browser tried to load the website and asked for that specific jQuery, it wasn’t available.
Maybe your site is down, and when you check your browser console for errors, you see “jQuery is Not Defined.” Finding the error is the first step, so well done!
The next step is to fix it. Since this is one of the easiest JavaScript errors to fix, it shouldn't take you too long.
In this post, we'll walk you through everything you need to know to fix it quickly. That includes what the error means, why it may have occurred in the first place – all critical information to avoid this error spain whatsapp number data in the future. Finally, we'll walk you through some steps you can take to resolve it.
Let's dive into the details.
Check out our video guide to fix the “jQuery Is Not Defined” error
Play video
What is the “jQuery is Not Defined” error?
The handy console log in your browser is where you'll likely discover this error. But it's not incredibly descriptive. What does "jQuery is not defined" actually mean?
In simple terms, this error is trying to tell you that something on your site – maybe a plugin – requires jQuery to run on your site. For some reason, when the browser tried to load the website and asked for that specific jQuery, it wasn’t available.