QuickBooks Error 3371 typically occurs when the software is unable to initialize the license properties. This error is commonly associated with issues related to the license information, and it can prevent you from accessing or using QuickBooks. To resolve this error, you can try the following steps:
1 - Close QuickBooks: Make sure QuickBooks and all its related processes are closed.
2 - Update Windows: Ensure that your Windows operating system is up to date. Install any pending updates and restart your computer.
3 - Delete the entitlement file: The EntitlementDataStore.ecml file contains your license information. Deleting this file can help resolve the error. Follow these steps:
A - Press Windows + R on your keyboard to open the Run dialog box.
B - Type or copy-paste the following path into the Run dialog box and press Enter:C:\ProgramData\Intuit\Entitlement Client\v8 (or v6)
C - Locate the EntitlementDataStore.ecml file in the folder that opens.
Right-click the file and select Delete.