Comprehensive Guide: How to Fix QuickBooks Error 3371

How to Fix QuickBooks Error 3371


QuickBooks Error 3371 can be a frustrating obstacle for users, often occurring during software startup or activation. This error typically indicates an issue with the QuickBooks license data, hindering the software’s functionality. However, fear not! In this comprehensive guide, we’ll walk you through step-by-step solutions to resolve QuickBooks Error 3371 and get your accounting software back on track.

Understanding QuickBooks Error 3371:

Before delving into the solutions, it’s crucial to understand the root cause of QuickBooks Error 3371. This error commonly arises due to issues with the software’s license data, system file corruption, or incomplete QuickBooks installation. Identifying these underlying factors is the first step towards effective resolution.

Step 1: Update QuickBooks:

One of the initial steps in addressing QuickBooks Error 3371 is ensuring that your QuickBooks software is up to date. Updates often contain bug fixes and patches that address known issues, including Error 3371. To update QuickBooks:

  • Open QuickBooks and navigate to the “Help” menu.
  • Select “Update QuickBooks Desktop.”
  • Follow the on-screen instructions to download and install the latest updates.

Step 2: Use QuickBooks Install Diagnostic Tool:

The QuickBooks Install Diagnostic Tool is a valuable resource for troubleshooting installation-related issues, including Error 3371. Follow these steps to utilize the tool:

  1. Download the QuickBooks Install Diagnostic Tool from the official Intuit website.
  2. Run the downloaded tool and let it scan your system for QuickBooks-related issues.
  3. Once the scan is complete, follow the on-screen instructions to resolve any detected problems.

Step 3: Repair MSXML Component:

Error 3371 can also stem from issues with the Microsoft MSXML component. Repairing or reinstalling MSXML can help rectify the error. Here’s how:

  1. Press “Windows + R” to open the Run dialog box.
  2. Type “cmd” and press Enter to open Command Prompt.
  3. In Command Prompt, enter the following commands one by one:
    • “regsvr32 MSXML6.dll”
    • “regsvr32 MSXML3.dll”
    • “regsvr32 MSXML4.dll”
  4. Once the process is complete, restart your computer and relaunch QuickBooks.

Step 4: Update Windows:

Ensuring that your Windows operating system is updated is crucial for resolving compatibility issues that may contribute to QuickBooks Error 3371. To update Windows:

  • Open the “Settings” app from the Start menu.
  • Go to “Update & Security” and select “Windows Update.”
  • Click on “Check for updates” and install any available updates.

Step 5: Delete EntitlementDataStore.ecml File:

The EntitlementDataStore.ecml file stores QuickBooks’ license information, and deleting it can often resolve Error 3371. Follow these steps:

  1. Close QuickBooks and ensure no QuickBooks-related processes are running.
  2. Press “Windows + R” to open the Run dialog box.
  3. Type or paste the following path into the Run dialog box and press Enter:
    • “C:\ProgramData\Intuit\Entitlement Client\v8”
  4. Locate the “EntitlementDataStore.ecml” file in the directory.
  5. Right-click on the file and select “Delete.”
  6. Confirm the deletion and restart QuickBooks to re-register your software.

Step 6: Perform Clean Install:

If the above steps fail to resolve QuickBooks Error 3371, performing a clean install of QuickBooks may be necessary. This process involves uninstalling QuickBooks, renaming installation folders, reinstalling QuickBooks, and activating the software. Here’s a brief overview of the steps involved:

  1. Uninstall QuickBooks from your computer through the Control Panel.
  2. Rename the QuickBooks installation folders to prevent conflicts with the new installation.
  3. Reinstall QuickBooks using the installation file or disk.
  4. Activate QuickBooks using your license and product information.

Step 7: Seek Technical Support:

If you’re still experiencing QuickBooks Error 3371 despite attempting the above steps, it may be time to seek technical support from Intuit or a certified QuickBooks ProAdvisor like These professionals can offer personalized assistance and guidance tailored to your specific situation.


QuickBooks Error 3371 can be a frustrating obstacle, but with the right approach, it’s entirely manageable. By following the step-by-step solutions outlined in this guide, you can effectively troubleshoot and resolve Error 3371, ensuring seamless operation of your accounting software. Don’t let Error 3371 disrupt your workflow any longer – take action today and get your QuickBooks back on track!