Windows 11 KB5013943 update causes 0xc0000135 application errors

Home windows 11 end users are obtaining 0xc0000135 errors when trying to start applications soon after putting in the latest Home windows 11 KB5013943 cumulative update.

Yesterday, Microsoft produced new Home windows cumulative updates to take care of protection vulnerabilities and bugs as aspect of the May 2022 Patch Tuesday.

These updates contain the Home windows 11 KB5013943 update, which bundled a repair for a bug causing .Net Framework 3.5 applications not to open if they utilized the Home windows Conversation Foundation (WCF) and Home windows Workflow (WWF) factors.

KB5013943 update breaks .NET  applications

However, Microsoft’s fix seems to have prompted even further issues, as now Windows 11 people are reporting [1, 2, 34, 5] a wide wide variety of apps that can no lengthier open after putting in the KB5013943 update.

Afflicted purposes vary per user, but some of the described programs having troubles include things like ProtonVPN, PowerShell, Function Viewer, Seem Blaster Command, KeePass, Visible Studio, Discord, ShareX, and much more.

When trying to open the software, Windows 11 shows an mistake stating, “The application was not able to start out correctly (0xc0000135). Click on Okay to shut the application.”, as demonstrated down below.

“So I just current my notebook to the most recent variation of windows 11 and I am getting a lot of application glitches and automobile startup errors for apps. Is there a way to resolve this? Error 0xc0000135,” a person posted to the Microsoft Answers discussion board.

“Is any one working into an mistake immediately after KB5013628 / KB5013943 – The software was unable to commence accurately (0xc0000135) not able to start off any .Web 4.8 courses – bing/visual studio and so forth,”  discussed yet another consumer on Twitter.

The 0xc0000135 error implies that the software failed to come across a DLL file necessary for the system to work correctly, so the application could not get started. In this distinct challenge, it seems that the software is seeking for .Web DLLs and is not able to come across them.

Uninstalling the Windows 11 KB5013943 update resolves the trouble but leaves the unit unprotected against recently patched vulnerabilities.

Windows 11 end users have identified that it is possible to repair this issue by guaranteeing the .Internet 3.5 framework is enabled or reinstalling it.

To do this, you can go to Command Panel > Plans > Turn Home windows features on or off and make sure .Net Framework 3.5 (consists of .Web 2. and 3.) and Internet Framework 4.8 Superior Providers are checked, as shown in the graphic under.

Turn Windows features on or off control panel
Turn Windows functions on or off management panel

Alternatively, you can open a Windows 11 elevated command prompt (Run cmd.exe as an administrator) and execute the subsequent instructions to permit the characteristics.

dism /on line /empower-function /featurename:netfx3 /all

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

dism /on the net /allow-attribute /featurename:WCF-NonHTTP-Activation

If this does not do the job, you really should uninstall the .Internet options from the Manage Panel and then reinstall them to perform a maintenance process.

At last, if all else fails, you can uninstall the KB5013943 update. On the other hand, this is strongly discouraged as it will leave your machine unprotected from the hottest stability threats.