How to fix .net framework parser returned error in Windows 10?

.Net framework parser returned error occurs when users try to install a program or open a program or even when they simply reboot their system and open the Desktop. The error is not very intrusive. However, it affects the normal functionalities of the system and due to which you should deal with the situation without delay.

The issue with the Error Code 0xC00CE556 is not new. However, it has been gone for some time making users think that the Microsoft has fixed the bug with one of its update to the Windows 10. The error message appears under various circumstances.

Sometimes, they receive the .net framework parser returned error notification when they try to install or launch a particular app. Nevertheless, majority of the users receive the problem when the system is rebooted.

Those who recently upgraded their Windows OS from earlier versions are the ones who receive the problem. The issue could be due to damaged system files, registry entries, malware, software crashes and so on.

However, on taking account the full error message that the users receive, it is clearer that the culprit is most probably the .NET Framework software or .NET Framework-related machine .config files:

Error parsing
C:\\Windows\\Microsoft.NET\\Framework64\\v2.0.50727\\config\\machine.
config
parser returned error 0xC00CE556.

Specialists say systems can’t process machine .config file located in C:\\\\Windows\\Microsoft.Net\\Framework\\v2.0.50727\\Config\\ directory because of the damaged file. Check for the possible solutions listed below.

Possible fixes for .net framework parser returned error

Fix 1: Replace corrupted machine.config file

In case, the machine.config file is corrupted, you can replace the corrupted file with a fresh, default one to get rid of the problem:

  • Press Win+ R and type the following:

C:\Windows\Microsoft.Net\Framework\v2.0.50727\Config\

OR

%windir%\Microsoft.NET\Framework\v2.0.50727\CONFIG\

  • Locate machine.config.default file and move/copy it to a new location of your choice,

  • Back into the C:\\Windows\Microsoft.Net\Framework\v2.0.50727\Config\ directory and delete the corrupted machine.config file,
  • Go back to the machine.config.default file and rename it to machine.config and confirm this action,
  • Move the new machine.config file to C:\\Windows\Microsoft.Net\Framework\v2.0.50727\Config\,
  • Close the File Explorer now and restart the computer and check if the problem is gone.

Fix 2: Perform clean-booting the device

If .net framework parser returned error persists, perform clean booting the device. Clean booting is a process in which systems run with limited services. All third party apps are disabled under it. if the error message is due to these third party apps, it will automatically vanish. Here are the required steps:

  • Press Win+ R, type msconfig and hit Enter,
  • On the services tab, click to select Hide all Microsoft services and then select ‘Disable’ all,

  • On the startup tab, click Open Task Manager,
  • In the opened window, for every startup item, select the item and then click Disable,
  • Close Task Manager,
  • Now, on the startup tab, click Ok and restart your computer,

If the problem goes away, this means that there is a third party app problematic. You should enable them one by one till you receive the problem again and this way you will be able to recognize the app and delete it to resolve the issue.

Fix 3: Clean Install the OS

If none of the methods work and .net framework parser returned error continues, the only option you left with is to perform a clean reinstall of your operating system. Reinstalling the Windows will definitely solve the problem whether it is with the Microsoft .NET Framework and get your computer working again in the normal situation.

Conclusion

That’s all! We have provided all possible fixes for .net framework parser returned error. If the problem is due to system files corruption, registry issues, DLLs and EXEs files and malware infections, you can deal with the problem using professional PC Repair Tool. It will provide you an automatic solution for any problems that these issues result in.