How to Check for JavaScript Errors on your Site

Checking for JavaScript errors on your site can alert you to any issue with a JavaScript optimization, and help you troubleshoot problems. You can check for these errors using a tool built in to your browser. 

If you are contacting our support team due to a related error, please take a screenshot of the error details so that we may better assist you. 

Chrome

  • Right-click anywhere on the page. Choose Inspect. 
  • The developer panel will open. Click on the Console tab.
  • Alternatively, at the top of the screen, go to View > Developer > JavaScript Console
  • In the left panel, click on Errors
  • If there are any, you will see them in red. You will also see a red indicator at the top right side of the panel:

Firefox

  • Right-click anywhere on the page. Choose Inspect Element. 
  • The developer panel will open. Click on the Console tab.
  • Alternatively, at the top of the screen, go to Tools > Web Developer > Web Console
  • Make sure Errors is selected. 
  • If there are any, you will see them in red:

Safari

  • Go to Safari > Preferences > Advanced and enable  Show Develop menu in menu bar:
  • Right-click anywhere on the page and choose Inspect Element
  • The developer panel will open - click on the Console tab.
  • Alternatively, at the top of the screen go to Develop > Show JavaScript Console
  • Errors will be displayed at the bottom of the panel

Internet Explorer

  • Right-click anywhere on the page. Choose Inspect Element. 
  • The developer panel will open in a new window. Click on the Console tab.
  • Refresh the website page for the errors to be logged.
  • Alternatively, at the top right corner of the screen, go to Tools > F12 Developer Tools.
  • Make sure Errors is selected. 
  • If there are any, you will see them in red:

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