Troubleshooting Error 1935 When Installing QuickBooks Desktop

Installing QuickBooks Desktop is a critical step in leveraging its powerful features for managing your business's finances. However, sometimes you might encounter obstacles during installation, such as Error 1935. This error can be frustrating, but with a thorough understanding of its causes and solutions, you can overcome it and get your QuickBooks Desktop up and running. In this extensive guide, we will explore what Error 1935 is, delve into the common causes, and provide a detailed walkthrough on how to resolve it.

Understanding Error 1935

Error 1935 is an installation error that often occurs when QuickBooks Desktop users attempt to install or update the software. This error is not unique to QuickBooks; it can also occur when installing other programs that depend on the Microsoft .NET Framework. The typical error message might read something like, "Error 1935: An error occurred during the installation of assembly," followed by the name of a component and an error code.

Why Does Error 1935 Occur?

Several factors can contribute to the occurrence of Error 1935 during the installation of QuickBooks Desktop. Understanding these causes can help you identify the right solution more effectively.

Issues with .NET Framework: QuickBooks Desktop relies on the Microsoft .NET Framework, a crucial component that supports the software's functioning. If the .NET Framework is missing, corrupted, or improperly installed, Error 1935 can occur.
Antivirus or Firewall Interference: Security software such as antivirus programs and firewalls is essential for protecting your computer. However, these programs can sometimes interfere with the installation process of QuickBooks, blocking necessary components and leading to Error 1935.
Windows System Issues: Problems with the Windows operating system, such as outdated drivers, pending updates, or registry errors, can also trigger this error.
Corrupted Installation Files: If the QuickBooks installation files are corrupted or were not fully downloaded, this can result in installation errors like Error 1935.
Insufficient System Permissions: Lack of proper administrative permissions on the system can prevent the installation process from accessing and modifying necessary files and settings.

Common Scenarios of Error 1935

Error 1935 can manifest in different scenarios during the installation process:

Midway through installation: The error might pop up halfway through the installation, causing the process to halt.
During the installation of dependencies: Error 1935 can occur specifically when the installer is trying to install a dependency such as the .NET Framework or Visual C++ Redistributable.
When installing updates: Users might encounter Error 1935 while updating their QuickBooks Desktop to a newer version.

Step-by-Step Guide to Resolving Error 1935

Now that we understand the causes and scenarios of Error 1935, let’s dive into a detailed guide on how to resolve this error and successfully install QuickBooks Desktop.

Step 1: Update Your Windows Operating System

Keeping your Windows OS updated is crucial for ensuring that all system components are functioning correctly. Updates often include security patches, driver updates, and bug fixes that can resolve many common issues, including installation errors.

Open Windows Settings: Click on the Start button and select the gear icon to open Settings.
Go to Update & Security: In the Settings window, click on Update & Security.
Check for Updates: Under Windows Update, click on Check for updates. If updates are available, Windows will download and install them automatically.
Restart Your Computer: After the updates are installed, restart your computer to apply the changes.

Step 2: Repair or Reinstall .NET Framework

Since Error 1935 is often related to the .NET Framework, repairing or reinstalling this component can help resolve the error.

Repairing .NET Framework

Open Programs and Features: Press Windows key + R to open the Run dialog box, type appwiz.cpl, and press Enter.
Turn Windows Features On or Off: In the Programs and Features window, click on Turn Windows features on or off on the left side.
Check .NET Framework Versions: Ensure that all versions of .NET Framework are checked. This includes .NET Framework 3.5 (includes .NET 2.0 and 3.0) and .NET Framework 4.5 or higher.
Repair or Enable: If the .NET Framework options are unchecked, check them and click OK. If they are already checked, you can uncheck them, restart your computer, then check them again.

Reinstalling .NET Framework

Download .NET Framework: Go to the official Microsoft website and download the latest version of the .NET Framework.
Install the .NET Framework: Run the installer and follow the on-screen instructions to install the .NET Framework.
Restart Your Computer: Once the installation is complete, restart your computer.

Step 3: Temporarily Disable Antivirus and Firewall

Step 4: Use the QuickBooks Install Diagnostic Tool

The QuickBooks Tool Hub is a collection of tools that can help resolve various installation and functional issues. The QuickBooks Install Diagnostic Tool, in particular, is designed to diagnose and fix installation problems.

Download QuickBooks Tool Hub: Visit the official Intuit website and download the latest version of the QuickBooks Tool Hub.
Install the Tool Hub: Run the downloaded file and follow the on-screen instructions to install the QuickBooks Tool Hub.
Run the Install Diagnostic Tool: Open the QuickBooks Tool Hub and click on the Installation Issues tab. Then select QuickBooks Install Diagnostic Tool. The tool will run a scan and automatically fix any installation issues it detects.
Restart Your Computer: After the tool has finished running, restart your computer and try installing QuickBooks Desktop again.

Step 5: Perform a Clean Installation of QuickBooks Desktop

If none of the above steps resolve Error 1935, performing a clean installation of QuickBooks Desktop might be necessary. This process involves uninstalling the software, renaming installation folders, and reinstalling the software from scratch.

Uninstalling QuickBooks Desktop

Open Programs and Features: Press Windows key + R, type appwiz.cpl, and press Enter.
Select QuickBooks Desktop: In the list of installed programs, locate QuickBooks Desktop, click on it, and select Uninstall/Change.
Follow the Uninstall Instructions: Follow the prompts to complete the uninstallation process.

Renaming QuickBooks Installation Folders

Navigate to the Installation Folders: Go to the installation folders of QuickBooks. These are usually located in:
- C:\ProgramData\Intuit\QuickBooks
- C:\Users\[Your User Name]\AppData\Local\Intuit\QuickBooks
- C:\Program Files\Intuit\QuickBooks
- C:\Program Files (x86)\Intuit\QuickBooks
Rename Folders: Right-click on each folder and select Rename. Add “.old” at the end of each folder’s name (e.g., QuickBooks.old).

Reinstalling QuickBooks Desktop

Download or Use Installation Media: Use the original installation CD or download the installer from the official Intuit website.
Run the Installer: Follow the on-screen instructions to install QuickBooks Desktop.
Restart Your Computer: Once the installation is complete, restart your computer.

Step 6: Check for Corrupted Installation Files

Corrupted installation files can cause various installation errors, including Error 1935. Here’s how you can ensure your installation files are intact:

Download the Installation Files Again: If you downloaded QuickBooks Desktop, delete the previous installer and download it again from the official Intuit website.
Check the Integrity of the Installation Media: If you’re using a CD or USB drive, ensure the media is not damaged. Try using a different media to install QuickBooks Desktop.

Step 7: Verify System Permissions

Ensure that you have the necessary administrative permissions on your system to install software. Here’s how:

Run the Installer as Administrator: Right-click on the QuickBooks installer and select Run as administrator.
Check User Account Permissions: Go to the Control Panel, select User Accounts, and then click on Manage another account. Ensure your user account has administrative privileges.

Step 8: Seek Professional Help

If Error 1935 persists after trying all the steps mentioned above, it might be time to seek professional help. Contact QuickBooks Support for assistance. Their team can provide advanced troubleshooting and help you resolve the error.

Conclusion

Error 1935 during the installation of QuickBooks Desktop can be a significant roadblock, but it is not insurmountable. By following the steps outlined in this guide, you can diagnose and resolve the error, ensuring a smooth installation process. Regularly updating your system, managing antivirus settings, and maintaining your Windows OS are key to preventing such errors in the future. If you continue to experience issues, don’t hesitate to reach out to QuickBooks Support for expert assistance.