So What Does Error Code 12029 Mean?

Relating to Intuit, QuickBooks Error 12029 can occur when updating QuickBooks or updating a QuickBooks payroll service. The error is brought on by:

a network timeout this is certainly preventing QuickBooks from accessing the server
net connection problems
internet security or firewall settings which can be blocking the connection
the fact that web browser may not be the default browser
incorrect SSL settings
Troubleshooting this error depends on the problem in which the error occurred.

Situation 1 – The Error Occurred Updating QuickBooks Itself

Look at your Internet Connection Setup in QuickBooks through the Help->Internet Connection Setup menu selection. Verify that your particular connection is set to use your computer’s net connection settings, as shown below.

QuickBooks Premier 2009 Web Connection Setup 2
Click Next.

QuickBooks Premier 2009 Web Connection Setup 3
Click Done and try to perform the update again.

For more information troubleshooting this error when updating QuickBooks itself, consult this Intuit knowledge base article.

Situation 2 – The Error Occurred Updating a QuickBooks Payroll Service

Check your Internet Connection Setup in QuickBooks from the Help->Internet Connection Setup menu selection. Verify that the connection is placed to make use of your computer’s internet connection (screen shot shown above) and click Next. Click on the Advanced Connection Settings… button to show the world-wide-web Properties window. In the Advanced tab, verify that Use SSL 2.0 and make use of SSL 3.0 are checked. Click Apply after which Ok. Take into account that this change will affect your link with the internet using web browser.

QuickBooks Premier 2008 Internet Properties Advanced SSL
Close and re-start QuickBooks; attempt to update the QuickBooks payroll service. To get more information troubleshooting SSL settings, consult this Intuit knowledge base article.

When your Internet Properties were set correctly, the error might be due to security or firewall software blocking usage of certain programs. Consult this Intuit knowledge base article to troubleshoot access for QuickBooks programs.