*How to Fix Application Error (0xc0000135) in Windows*

In this article, we shall learn how to resolve “Fix the application was unable to start correctly (0xc0000135) error”. When opening a program in Windows, you might encounter an error that reads, “The application was unable to start correctly (0xc0000135). Click OK to close the application,” which prevents the program from running. Please see Fix 0x800f0831 Error when installing Windows update, how to Check .NET Framework version on Windows, and how to enable or disable DotNet Framework (NetFx3) via PowerShell, Control Panel, and DISM in Windows.

This error can occur due to a Windows update affecting the .NET Framework 3.5 and 4.0, or if the .NET Framework was inadvertently uninstalled from the system. In this guide, I will show you a simple approach to easily resolve the issue.

Here are other related guides: How to fix Windows Update Error Code 0xC1900101 – 0x30018 on Windows 10/11, Fix You Might Not Have Permission to Use This Network Resource Error, Fix Windows Task Scheduler Error 0x1, How to fix Windows Task Scheduler 0x2 Error, and How to Fix “Some Settings Are Managed by Your Organization” Error in Windows Update.

Enable .NET Framework via Command Prompt

A quick fix is to reinstall the .NET Framework through Windows features settings, but this error can sometimes prevent that too. Follow these steps to install .NET Framework.

Open Start menu, type “CMD,” and run Command Prompt as administrator.”

Type the command below to reenable the .NET Framework 3.5:

dism /online /enable-feature /featurename:netfx3 /all

Enter the command below to reenable the .NET Framework 4.0:

dism /online /enable-feature /featurename:netfx4 /all

Type the command below to enable the Windows communication foundation:

dism /online /enable-feature /featurename:WCF-HTTP-Activation

dism /online /enable-feature / featurename:WCF-NonHTTP-Activation

If you receive an error message after entering the last command, don’t worry, it should still work fine.

Close the command prompt and restart your computer. After the system restarts, you should no longer encounter the error when opening an application.

Also, see “Fix the request to add or remove features on the specified server failed“, the Various methods to Install .NET Framework in Windows, and the “Video on how to fix the request to add or remove features on the specified server failed.

Perform System Restore

If you still encounter the error after entering the above commands, perform a system restore. If you have system restore set up, roll back your system to a known working state from before the error began.

Refer to this detailed guide on how to perform a system restore, Restore Point Creation in Windows 10 and Windows 11.

Conclusion on fixing (0xc0000135) error

In conclusion, you can resolve the “application was unable to start correctly (0xc0000135)” error by re-enabling the .NET Framework using Command Prompt commands. If the error persists, perform a system restore to a previous working state. These steps should effectively address and fix the issue.

I hope you found this article on how to Fix the application was unable to start correctly (0xc0000135) error useful. Please feel free to leave a comment below.