The QuickBooks application is the best solution for small and medium businesses, and it has been found that even though regular software updates fix minor issues with it, sometimes unwanted errors can occur. It is possible that the software is not corrupt, but the system it is used on can cause errors. One of these errors is QuickBooks Error 4120, which is recognized as a runtime error. It appears when the user is working on the application, and without any particular reason, it is necessary to take care of it as soon as possible. If you are looking for ways to fix QuickBooks error 4120 manually, you have come to the right place. Our article describes the error in detail and how to fix it.
Read: Resolved QuickBooks Error 15107?
Cause of Quickbooks Runtime Error 4120
Even with the best app, you cannot expect it to be error-free. Similarly, even with the best of QuickBooks features, users face unwanted errors. For example, runtime error 4120 in QuickBooks can be the result of internal problems in the system and the application. Here are some of the reasons that have been known to cause a runtime error.
- When using the QuickBooks application, some incompatible programs run concurrently.
- Insufficient memory on the system is another cause of QuickBooks error 4120.
- A problem with the graphics driver.
- A virus or malware has infected the system.
How to Fix QuickBooks Runtime Error 4120
As a QuickBooks user with important data stored on the application, you should get rid of QuickBooks runtime error 4120 as soon as possible. This part of our blog will discuss different ways to fix error 4120.
Method 1: Close All Conflicting Programs
The first cause listed in the Causes section of QuickBooks Error 4120 was running conflicting programs simultaneously. Therefore, in the first method, we will offer you to turn them off. If you don’t know the steps, here’s what to do.
- Use the Ctrl + Alt + Del keys on your keyboard to open Task Manager.
- The window that appears in front of you will have a list of processes running on the system.
- Go to the Processes tab.
- Begin highlighting each program and press the End Process button.
- Whereas you are terminating processes if a program does not terminate. It means that the error lies in this program.
- So, follow the repair procedure to repair this application.
Method 2: Repair the Conflicting Program
You should follow this method after identifying the conflicting program in the first method. Repairing an incompatible program will ensure that you don’t have to deal with QuickBooks error 4120.
For Windows 7 users:
- Open Control Panel from the Start Menu.
- Find the list of programs and click on Conflicting.
- Select the Uninstall a program option and click Repair.
For Windows 8:
- Click the Start button, then click More Settings.
- Select Control Panel Options.
- Highlight the conflicting program and select Uninstall a program and click Repair.
For Windows 10:
- Type the control panel in the search bar and press the Enter key.
- From the list of programs, select the damaged program with the first method and click Uninstall program.
- Once you see the Programs and Features screen, you can update or uninstall the program.
- Follow the steps that appear on the screen and finally reinstall or repair the program.
Method 3: Reinstall the Runtime Library
An error in the installation of MS Visual C++ packages may cause QuickBooks error 4120. Therefore, the best way to fix the error is to uninstall the existing package and reinstall it on the system.
- Go to the Start Menu and open Programs and Features.
- Find and click on Microsoft Visual C++ Redistributable Package.
- Select the Uninstall option at the top of the list.
- On-screen instructions will guide you to uninstall the package.
- Now open your web browser and you need to download the latest redistributable package using the official website of Microsoft.
- Complete its installation.
Method 4: Run Disk Cleanup
It has been found that runtime errors can appear repeatedly if your system does not have free space on your computer. Hence, you need to run Disk Cleanup for the same and get rid of error 4120.
- First, you need to make a backup of the necessary files on your system.
- After backing up, try to make additional space on the hard drive.
- Sometimes the cache takes up a lot of memory. Try removing it and restarting the computer.
- Here’s how to run Disk Cleanup to free up space on the system.
- Go to Explorer window.
- Right-click on the main directory (usually it’s C 🙂
- Select the option that says Properties and select the Disk Cleanup option
Conclusion
As we end the blog on QuickBooks Error 4120, we hope that the solutions helped you get rid of this runtime error and get QuickBooks back to work. However, you may encounter situations where error 4120 is not fixed by the above methods. This means that the cause of the runtime problem is much deeper. The only solution is to call in the experts. Our Quickbooks support experts are available and call now at +1 800-213-6058 for on-call support for any software error.