QuickBooks error code 3371 typically occurs during registration or activation and can be caused by corrupted files, outdated software, or poor internet connectivity. To resolve this error, users can follow various methods, including deleting or renaming the entitlement file, updating Windows, and using the QuickBooks Install Diagnostic Tool. The document also emphasizes the importance of seeking expert help if needed.

2. How Can I Rectify QuickBooks Error Code 3371?
QuickBooks Error 3371 is mostly a seen when users go for the registration or activation of
QuickBooks. The major sources of this issue include a corrupted EntitlementDataStore.ECML
file, damaged QBregistration, Outdated QuickBooks, poor internet connectivity, etc. Read this
blog all the way till the end to know the causes and fixes for QuickBooks error code 3371.

3. Main causes of QuickBooks Error 3371
The primary reasons of this QuickBooks Error include the following:
● Damaged QuickBooks registration files.
● Outdated copy of QuickBooks Desktop.
● Windows components like the MSXML or NET Framework may be damaged.
● QuickBooks files are corrupted.
● The internet connectivity is poor.

4. Multiple Methods you can perform to rectify QuickBooks Error code 3371
You should adhere to the below given methods to get this issue rectified. These methods have been tried
and tested by our experts and have been found effective.

5. Method 1: Delete ECML File
● Press the “Win and R” keys to unveil the Run window.
● In the Run window, enter the following path:
'C:ProgramDataIntuitEntitlementClientv8'
● Press Enter.
● Select the Entitlement DataStore.ECML file and press the delete key to remove the file.
● After that, Run QuickBooks Desktop as an administrator.
● Now, re-register QuickBooks. Check for the reoccurrence of QuickBooks Error 3371.

6. Method 2: Rename Entitlement File
Renaming the Entitlement file should resolve the issue in most cases. The steps are:
● Follow the following path - C:/Documents and
Settings/AllUsers/Application/Data/Intuit/Entitlement Clientv2
● Here, search for the Entitlement file and rename it.

7. Step for Windows 7 users
● Head for C:/ProgramData/Intuit/Entitlement/Clientv* directory.
● Get the Entitlement file renamed.
● In case the application data folder is hidden, follow these steps to make it visible:
● Open My Computer.
● Advance to the Organize option.
● Follow up by clicking on Folder and then hitting on the Search option.
● Look for the Hidden Files & Folders option.
● Try re-registering QuickBooks to check if QuickBooks Error 3371 is resolved.

8. Method 3: Update Windows
● Click on the Start button.
● Open the Windows Update feature by searching for “update” and clicking on
Windows update icon.
● Now, click on the Check for updates option.
● Choose all the necessary updates, especially the ones associated with Microsoft
components.
● Hit on the Update button to install the selected updates

9. Method 4: Manual Fix for QuickBooks Error 3371
● Use the QuickBooks Install Diagnostic Tool to repair damaged Windows components, including
MSXML, C++, and Microsoft NET Framework.
● Run the Reboot.bat file in the QuickBooks directory.

10. Method 5: Try the QuickBooks Fix My Program feature in QB Tool
Hub
QuickBooks Tool Hub is a repository of diversified troubleshooting tools that can be used for fixing
QuickBooks Error 3371. The steps to use it for accessing Quick Fix My Program Feature are:
● Download and install the QuickBooks Tool Hub.
● Make sure to acquire the tool from the official website of Intuit and desist from using any
third-party websites for downloading the tool.
● Subsequently, run the tool.
● Select the "Quick Fix My Program" option.
● Allow the tool to diagnose and fix any errors.
● Hit on Ok to complete the process.

11. Winding up!
This discussion enumerated all the possible measures to help you get rid of QuickBooks Error
3371. It also provided insights into the different causes behind this error. If you need any technical
help, you should reach out to our experts via the helpline 1-800-761-1787.

12. Source: https://medium.com/@rj933259/quickbooks-file-doctor-fix-company-file-network-
issues-7e2fd2cc19eb