Since the error brings a lot of trouble for you, you must fix it now. Following are the methods to fix the Error 3371 QuickBooks. All the methods have been explained in-depth. Hence, try the following methods one by one.
Method 1. Closing All the running Applications
• First, close the Quickbooks.
• Then, close all running QuickBooks processes.
• Now, press Windows + R to launch the run dialog box and type: C:\ProgramData\Intuit\Entitlement Client\ v8(or v6), and then click Ok.
• Now, again launch the run dialog box and open Task Manager.
• From here, select the tab Processes and locate the QBW32.EXE instances.
• Select them and select End Task.
• Now, delete the EntitlementDataStore.ecml file and register the application.
Step 1: Remove the ECML File
• Launch the run dialog box.
• Copy and paste C:\ProgramData\Intuit\Entitlement Client\ v8(or v6) in the dialog box and click OK.
• Now, explore the window explorer and find the ECML file.
• Once found, right-click on it and select the delete option.
• Close the window.
• Run the QuickBooks application and register the product again.
Step 2: Rename the Entitlement File
The process to rename the entitlement file may vary for different versions of windows. Hence, we have provided steps for different windows users:
Windows XP user:
• Go to the Start tab and select the run box.
• Now, enter the path and locate the file – “Entitlement DataStore.ecml file: Documents and Settings AllUsersApplication DataIntuitEntitlemeny Clientv2″.
• Click Ok.
• Finally, rename the Entitlementdatastore.ecml file.
Windows 7 & 8 users:
• Double click the icon My Computer.
• Select C drive and locate ProgramDataIntuitEntitlement client*.
• Right-click the file and select rename.
• Once done, launch the QuickBooks application. (a new file is already created for you.)
• Moving forward, unhide the hidden folders.
•
• Go back to My computer.
• Tap on Organize option.
• Select the tab “folder” and then click Search.
• Select the option “Hidden files & folders”.
• In the last step, open QuickBooks and check if the error is resolved.
Windows 10 users:
• Right-click on the start tab.
• Then, select the control panel.
• Now, navigate to Appearance and Personalization and select File Explorer options.
• Select the tab View and scroll down to select show hidden files, folders, and drives.
• Then, uncheck the option Hide protected operating system files.
• Finally, hit Apply and click the Ok button.
Regards,
Rachel Gomez