javascript stopped working on my wordpress theme 2017

This technique is used on many popular sites, including, and solves most jQuery is not defined errors. If you have a Rails app, you can alternatively use the jquery-rails gem, which automates this fallback process for you. You can easily provide a locally-hosted fallback version of jQuery as follows: - CODE language-html - // First try loading jQuery from Google's CDN // Fall back to a local copy of jQuery if the CDN fails window.jQuery || document.write('')) Luckily there is a simple solution to most of these issues. How can I fix a jQuery is not defined error? Browsers typically have a timeout of around 20-30 seconds for each script tag. Your CDN-hosted jQuery is down or timing outĪnother common example of this bug is when the CDN hosting your jQuery script is unreliable or slow to load. We typically see this issue with requests originating from Chinese or Indonesian IP addresses.

If you are using a CDN-hosted version of jQuery such as Google’s Hosted Libraries, these CDNs might be blocked by a filter or proxy service on your customers’ connection. The most obvious cause of this error is that you forgot to include jQuery before you used it, but there are also more subtle causes that you’ll not see until you deploy your site to production. What are the common causes of jQuery is not defined?

Javascript stopped working on my wordpress theme 2017