What Is QuickBooks Error 502

QuickBooks Error 502 is typically a Bad Gateway issue and is the most common browser error experienced by the users. This error not only corrupts QuickBooks process but also other running web applications on your browsers such as Google Chrome & Firefox.

Users can encounter the QuickBooks Error 502 in the following operations

  • When running Payroll
  • When trying to log into online app
  • When updating QuickBooks app
  • When downloading and viewing forms in browser

Causes Behind The QuickBooks Error 502 to Occur?

There are several reasons why QuickBooks Error 502 occurs. Some of the reasons include:

  • When the Browser cache memory space is full
  • When the QuickBooks application cache memory space is full
  • When the official website of Intuit is not added as trusted site in your browser
  • When the Active Scripting has been turned off in browser settings

The Symptoms of the QuickBooks Error 502 

  • It happens when a user is trying to login into the QuickBooks online or Desktop application.
  • QuickBooks error 502 comes out, either downloaded or viewed the forums in the browser.
  • And also at the time of updating the QuickBooks Desktop Application.

Ways of Resolving QuickBooks Error 502?

The QuickBooks Error 502 can easily be resolved or removed by simply clearing out its cache memory. However, sometimes you will be required to apply different troubleshooting steps to fix the error.

Follow the following troubleshooting steps to resolve the error. You can assistance from experts by contacting the professionals at AccountingErrors QuickBooks support team. Available 24/7.

  • If you are running QuickBooks Online On a Desktop. Open to the application and click on the Help tab then select the Reset App Data.
  • Next, start the application again and confirm the error is fixed.

For Internet Explorer:

  • Open to Tools and select the Internet Options.
  • Click on the Trusted Sites under Security tab.
  • Click on Sites and enter “.intuit.com” and ensure to remove the check mark on “Require server verification…in this zone” check-box.
  • Click on Add and then click on Close > OK.

For Safari on Mac:

  • Open to Safari browser and enter “intuit.com” in address bar then hit Enter.
  • Next, click on Bookmarks and choose Add Bookmark option.
  • From “Add this Page to” drop-down list choose Top Sites then click on Add.
  • Confirm the error is resolved
  • Open to Internet Explorer then go to Tools menu and click on the Internet Options.
  • Next, click on the Internet icon below the Security tab.
  • Choose Custom Level then click on ENABLE for the Active Scripting.
  • Click on OK.

For Google chrome:

  • Firstly open chrome and then click the three dots at the top of the right corner .
  • After that More tools then select clear browsing data.
  • Confirm that All time data is selected from the Time range drop down list.
  • Then check mark Browsing history ,cookies and other site data, and cached images  and files boxes.
  • Hit the clear data button.

For the Firefox:

  • First of all click the three bars at the top right then select the options
  • Then click the Privacy and security tab and check mark cookies and site data, cached  web content boxes.
  • Finally, Hit the clear.

For the IE:

  • Firstly open the IE then select option from the top after that select the options.
  • General tab>Click delete .
  • Then check mark Temporary internet files & cookies check boxes.
  • Hit delete .

Need Help?

The above resolution should help you resolve QuickBooks Error 502. In case the above steps don’t help you in resolving your error, then you should contact AccountingErrors Support Team and allow the professionals to help you. The professionals are available via phone number . You can choose to detail your issue and share or via Live Chat Support QuickBooks.

See Also: QuickBooks Error 500

See Also: Quickbooks Backup Error 2108

Read More: How to Fix QuickBooks Error 15243?


  1. Can I also uninstall and reinstall the QuickBooks software to fix error code 502?

    Yes, you can uninstall and then reinstall the QuickBooks software to fix this error. But make sure that you do both the processes completely without any interruptions and then check for the issues.

  2. What is the procedure to manually download the latest transactions while facing QuickBooks error 502?

    1. In QuickBooks, go to the Banking menu
    2. Then further select the Accounts to be updated
    3. Click on the Update button.

  3. What is the time range list in clearing cache while fixing QuickBooks error 502?

    The time range is the time period (from-to) of which you want to delete or clear the cache. By choosing the time range you can clear cache from that time period only. Instead of time range if you select all the time then all the cache is going to be clear when you click on the clear cache button. This is done while resolving the QuickBooks error 502.

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