If your website does not work as you expect when you click something or an animation stopped working, this could be due to a script error. In this case the script execution will be stopped by the browser.
The following developer tools show you script-errors including information about what went wrong, the file and line number and the source code that caused the error.
|Browser Debug Console||One way is using the browser's debug console on the page where the error occurs. It will help you to identify the scripts and their related files on your webserver.|