Error code 0xc0000142
You will see this error code 0xc0000142 when you start any windows programs. As you can see below, the image portatis there is an error with calculator application. The same way, you can see more programs showing the same code while starting them.

The following error occur if there are incomplete update installed on your computer. If you would have tried update Windows 10 or windows 11. Some applications do not open and display this error “The application was unable to start correctly (0xc0000142).
Click OK to close the application”.
5 Easy Solution to fix the application error 0xc0000142 “The application was unable to start correctly” given below.
If solutions below do not resolve for your issue. Please feel free to chat with our expert and they will be able to guide and help you in fixing the issue.
Solution 1. Uninstall Latest Windows or Office Updates.
- To uninstall a Feature Update,
- Click windows start go to Settings
- Select Update & Security
- Click on Windows Update
- Click the View update history option
- Click the Uninstall updates option
- Select the Latest Windows or Office Updates and select Uninstall
Solution 2 – SFC Scan to fix Error 00xc0000142
SFC SCAN is a command line that we use to do this process. I will explain the steps in detail on how to perform this scan.
- Open the Command Prompt with Administrator privileges

- Type “SFC /SCANNOW “and click enter
- Scan will begin automatically
By following this method, you will get a positive result stating that all issues are solved
Solution 3 – Temporarily disable Firewall & Antivirus to fix Error 00xc0000142
Temporarily disable windows defender
- Click windows start button, type in Windows Security
- Open windows security window, Select Virus & threat in windows security window
- Select Manage settings, under the Virus & threat protection
- Switch Real-time protection to Off.
How to disable Antivirus software Temporarily
- Open Antivirus application (McAfee or Norton or AVG) installed on the computer.
- Select on settings and go to real time protection
- Select Turn Off real time protection
- Then, Navigate to Antivirus firewall and select Turn off Antivirus Firewall
Solution 4 – How do I repair Microsoft Office to fix Error 00xc0000142
- Click Start, search Control Panel
- Open control panel
- Double-click Programs and Features.
- Click Microsoft 365 or office 2021 or office 2019, and then click Change.
- Select Quick Repair, and then click Repair.
Check if you can open Microsoft Office apps without getting any error. Incase still error occurs you can follow the instructions below to uninstall and reinstall the office program using Microsoft removal tool
Solution 5 – How to remove office files using Microsoft removal tool:
- Download Microsoft Support and Recovery Assistant utility.
- Run the downloaded file SetupProd_OffScrub.exe application
- Install Microsoft recovery tool.
- When the installation is completed, click Agree the term and conditions by clicking Yes.
- Wait until the ‘Microsoft Support and Recovery Assistant’ troubleshooting the issue complete.
- Select the checkbox, at the left panel of the Office product which you have name to select all the installed Office products and click Next.
How to reinstall an office program?
- Open Office My Account by going www.office.com/myaccount and Login to Office account using your registered email ID and password.
- Click to install Option under the Office product in your account.
- Save the installer setup files if prompted and run it once download is completed.
4.Do not go offline or reboot the computer once installation is initiated.
5.Click on finish button once the program is installed complete
In Conclusion,
If you have problem in doing this method, we recommend you to chat with our experts. I am sure they will guide you and help resolve this issue. You can also visit website for more details and information.
However, we give you assurance about your money and the service. If you like to see the procedure for a paid support, you may ask the Tech available online here on this page.
More details for this method at https://support.microsoft.com/en-us/help/929135/how-to-perform-a-clean-boot-in-windows