Fixing Installation Error 1334 in QuickBooks, QB Pro, and Other Year Versions

QuickBooks Installation Error 1334

The QuickBooks installation error 1334, as the name suggests, occurs mainly during the installation of the software. However, users can also face this error while starting or shutting down the system. To cause this error, there are many factors, a few of them being the fact that Windows isn’t installed properly or the QuickBooks software might be corrupt.

The 1334 error can occur in different year versions of QuickBooks like 2009, 2010, and 2011. In QuickBooks Pro as well, you may find it at some point in time. To fix the issue, uninstalling Windows and reinstalling it again can be of help. The other fixes of this error can include opening QuickBooks in Safe Mode or checking the company file extension.

Meaning of the QuickBooks Error 1334

The error 1334 in QuickBooks means that your system is facing some issues while installing the accounting software. The system hangs up frequently when faced with this error. The inputs will not be synchronized with the outputs and there will be delayed responses as long as this error is not fixed. An error message indicating that the QuickBooks error 1334 has occurred can also be seen along with the issue.

Causes of QuickBooks Installation Error 1334

The causes of the error 1334 have been discussed below:

  • Corrupted software, viruses, and malware may be responsible for the QuickBooks installation error 1334
  • Windows registry may be corrupt due to changes in the QuickBooks software.
  • Installation files in Windows or QuickBooks software files may have glitches.
  • The deletion of files related to the functionality or installation of QuickBooks may be causing the 1334 error.
  • Damaged or incomplete QuickBooks installation can lead to the error code 1334.
  • The .NET framework may not have been properly installed.

How to fix QuickBooks Error 1334?

The first fix to get the QuickBooks error 1334 repaired is to check if Windows is problematic. If it does, then you can install it all over again. Another option is to go for the “Safe Mode” process on Windows to get rid of this error code. You can also try restoring the system back to a particular date so that a fruitful result can be obtained.

1: Attempt Windows Reinstallation

When the error 1334 in QB is seen, the user needs to uninstall the Windows Operating system (generally C Drive) so that the data doesn’t get affected. This will be followed by the next step to properly reinstall the operating system. Once this has been done, you can launch QuickBooks to check for the error 1334.

2: Run the Safe Mode Process

Many users have found the Safe Mode to be helpful for getting the QB error 1334 repaired. In this process, the user is required to type MSConfig in the Search tab on Windows after you press the Windows button. Press the Boot tab now and go to Safe Boot and select Network. Once the popup asks for permission, click on Yes. Open the QuickBooks application in Safe Mode and update the same. Again re-apply the procedure of clicking on the Windows button and then enter MSConfig. Uncheck the Safe Mode option and restart the system again to install all the updates. By following the above steps, the QuickBooks error 1334 can be easily fixed.

  • Go to “Start” on Windows.
  • Type “MSConfig” in the “Search” tab.
  • Select the “Boot” tab.
  • On selecting “Safe Boot”, hover to “Network”.
  • Grant permission to the system to boot itself in “Safe Mode”. This will start the programs that would run when the system starts in “Safe Mode”.
  • Open “QuickBooks” in “Safe Mode”.
  • Find the “Help” option in the toolbar.
  • Update “QuickBooks” to the latest version.
  • Again go to “Start” and type “MSConfig” in the “Search” tab.
  • Uncheck the “Safe Mode” option.
  • Restart the system for the updates to properly install it.
  • Once the system restarts in the normal mode, allow the updates to install accordingly which will resolve the QuickBooks error 1334

3: Restore the System to an Earlier Date and Time

Restoring the system to a previous point comes in handy while fixing the QuickBooks error 1334. The first step for restoring it is to log in to your PC as an Admin. Make your way through the Accessories and Programs. Then move to System Tools and tap on Restore. When prompted, restore your PC to the particular date by selecting the option. After restoration, restart the system again to fix the error 1334 in QuickBooks.

  • Use the “Admin” login to sign in to your system.
  • In the “Accessories and Programs” section, select “System Tools”.
  • Double-click on the “Restore” option.
  • Click on the option of restoring your PC to an earlier date.
  • Double click on “Next”.
  • Select the date and time as a point where you wish your system to be restored.
  • When the system is restored, restart it.
  • After this, run “QuickBooks”.

How to Fix QuickBooks Pro Error 1334?

In QuickBooks Pro, you can overcome the error 1334 by doing the verification of QuickBooks company file’s extension. Login as the Admin and click on File Explorer to begin the verification process. Open the C Drive and then go to users. Click on Public and then choose Documents. After this, tap on Intuit and select QuickBooks. The extension of the file must be .QBW. If not, then rename the file and fix the QuickBooks Pro error 1334.

  • Open your system using the admin rights.
  • Click on “File Explorer”.
  • Follow the path from “C Drive” and click on “Users”.
  • From there, go to “Public”.
  • In the “Public” section, visit the “Documents” folder.
  • Go to “Intuit”
  • Click on “QuickBooks”.
  • Check if the file extension of the company is “.QBW”.
  • If not, then right-click on the file to rename it and make changes to the extension. Edit the file name to remove the invalid extension and replace it with “.QBW”.

This method will help in fixing the QuickBooks Pro 2011 error 1334 as well.

How to Fix QuickBooks 2009 and 2010 Error 1334?

In QuickBooks 2009 and 2010, the error 1334 can be resolved via the Clean Install tool. This tool has been provided by QuickBooks and can be downloaded from the web. Other than this, for resolving the QuickBooks 2010/2009 error 1334, you can check whether the .NET framework is not faulty. In case it is, you can opt for repairing it.

1: Use QuickBooks Clean Install Tool

When you need to repair the QuickBooks 2009/2010 error 1334, running the Clean Install Tool will be suggested. The setup file for “QuickBooks_clean_install_tool.exe” needs to be downloaded and saved for using the tool. Install the same by double-clicking it and accept the terms and conditions of the agreement. Select the QuickBooks version to continue with the setup. Clicking on the Ok button will complete the installation. Then you can run the tool for removing the error 1334 in QuickBooks 2009 and 2010.

  • Download the “QuickBooks_clean_install_tool.exe” file.
  • Save the file in the desired location.
  • Open this file by double-clicking on it.
  • Accept the user license agreement.
  • Select the QuickBooks version you are using, i.e., QuickBooks 2009/2010 and tap on “Continue”.
  • Click on “Ok” when a new message pops up.

After this step, a process will begin. This process will settle the error 1334 in the year versions 2010 and 2009 of QuickBooks.

2: Repairing the “.NET” Framework

A simple fix to eliminate the QuickBooks 2009/2010/ error 1334 is to repair or reinstall the .NET Framework. For repairing this network, you can take the help of certain tools. You can use the web to find the most appropriate tool that can help you repair the framework. After the framework has been repaired, make sure that the error 1334 has been fixed in QuickBooks 2009 or 2010.


In this blog, we read about the error 1334 in QuickBooks. This is an installation-related error. When the software has not been correctly installed, you are likely to find it. Thankfully, with the fixes mentioned in this blog, coming across this error will no longer be tough for you.

At some point in time, you may also come across different errors in QuickBooks. Click here to find out what the QuickBooks error 1324 is. If you also need to know the ways to fix the QuickBooks error 12152, then reading this post will be suggested.

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