Monday, October 2, 2023

How to Troubleshoot QuickBooks Error Code 4120?

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QuickBooks users can come across diversified forms of errors while performing accounting tasks in QuickBooks. One such error is QuickBooks Error Code 4120, a technical snag which results in the sudden shutdown of the QuickBooks program. This error can be attributed to several factors, among which, the most notable and common ones include incorrect or incomplete QuickBooks installation, Windows registry issues, conflicting third-party programs in the background, etc. 

This article provides an illustrative elaboration of the various methods that can be performed to resolve this error permanently.

Read Also: Troubleshoot QuickBooks Error 6190 and 816 with Expert Tips

How QuickBooks Error 4120 appears?

QuickBooks Error message 4120 appears in the form of an error message which states, “QuickBooks encountered an issue and needs to shut down.” Following this error, QuickBooks shuts down immediately and all unsaved tasks in QuickBooks get lost.

Causes of QuickBooks Error 4120

  • QuickBooks .exe file was recognized as being harmful by the firewall or the antivirus.
  • The user accidentally resorted to the deletion of critical QuickBooks files.
  • Incomplete QuickBooks installation could provoke this error.
  • Windows components like the .NET framework, C++, MSXML, or Windows Registry could be damaged or corrupted.

Some noteworthy signs of QuickBooks Error 4120

  • The error message associated with Error 4120 is directly observed on the screen.
  • The computer slows down and delayed responses can be observed.
  • Your computer experiences sudden crashing issues, especially, while opening QuickBooks.

Multiple Resolutions for QuickBooks Error Code 4120

Checkout the below given methods in order to rectify the ongoing issue:

Resolution 1: Copying the Company Files to Other Computer

  • Move the company file from the current computer to another system using an external storage device.
  • If the file opens without any trouble on the other system, it suggests that there are issues within the previous system. Diagnose and fix any system issues or viruses.

Resolution 2: Using QuickBooks File Doctor

  • The initial step requires downloading and installing QuickBooks Tool Hub from the website of Intuit.
  • Subsequent to that, the user needs to run the tool and soon after, proceed to the QuickBooks File Doctor tab in the Company File issues tab.

QuickBooks File Doctor Screenshot

  • Now, proceed by browsing and opting for the suspected company file.
  • Run a thorough scan and let the tool diagnose and fix any existential technical issues confronting the company files.
  • Subsequent to the foregoing steps, the user is required to close Tools Hub and run QuickBooks to check if QuickBooks Error 4120 is resolved.

Resolution 3: Use Disk Cleanup Tool

  • The first step requires backing up the crucial QuickBooks files before performing disk cleanup.
  • Following that, the user needs to type “cleanup” into the start menu.

Run disk cleanup Screenshot

  • Subsequent to that, click on the Disk Cleanup icon to open it.
  • Now, proceed by choosing the Drive C and also check-mark the temporary files.
  • Follow up with the cleanup process in an attempt to fix Error 4120.

Resolution 4: Update Windows

  • Proceed by clicking on the Start button and thereafter, type “Update“.
  • After that, hit on Check for Updates tab within the Windows Update window.

Windows Update Screenshot 1024x538

  • The user should check-mark all the relevant updates, and then initiates the update process.
  • Following the downloading of the updates, it is required to restart the computer to allow the installation of the updates.
  • Finally, launch QuickBooks as an administrator and verify if Error message 4120 got resolved.

Resolution 5: Reinstalling the Runtime Libraries

  • Start off by clicking on the Start button and from there, open the Control Panel.
  • Now, advance to the Programs and Features tab and then choose the C++ redistributable Package.
  • Follow up by clicking on Uninstall/Change button and then proceed with the uninstallation.

Uninstall and Reinstall QuickBooks on your server computer Screenshot

  • Reinstall the latest version of the package by downloading it from the Microsoft website.
  • Restart the PC after the installation is complete.

Conclusive Lines!

This blog enumerated the multiple solutions to help users in fixing QuickBooks Error message 4120. If you are still facing the issue, or are experiencing other technical issues in QuickBooks, just give our QuickBooks desktop error support experts a call at the helpline i.e., 1-800-761-1787. 

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