Fix: Windows Server Backup MMC Could Not Create the Snap-in

Error: MMC could not create the snap-in

MMC (Microsoft Management Console) is a Windows app that provides programming framework and GUI. It can also create, save and open consoles (collective administration tools). However, it throws errors sometimes. Some users get the error “MMC could not create the snap-in” when running Windows Server Backup. Here is a real case:

How to fix MMC could not create the snap-in on Windows Server 2019/2022

If you are facing the problem that Windows Server Backup MMC could not create the snap-in, you can try the following methods to fix it.

👉 Fix 1: Modify the registry
👉 Fix 2: Reset .NET Framework
👉 Fix 3: Perform SFC scan

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Fix 1: Modify the registry

Registry configuration error can cause the error “MMC could not create the snap-in because of current user policies”. Follow the steps below to fix it:

Note: Before doing anything with registry editor, first of all create a registry backup. As a result, if anything unexpected happens, you can just import the backed up registry file and make everything normal again.

1. Press Win + R to open the Run window. Then, type regedit and click on OK.
2. It will open the Registry Editor. Expand the entries on the left-hand pane to navigate to the following path:

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\MMC\SnapIns

3. Double click on the SnapIns folder to expand it. Now, in the Snapins folder, look for the folder whose name was specified in the error message as CLSID.

4. Right-click on the same folder and select Delete. When asked for confirmation, click on Yes.
5. Restart your computer to see if the error is fixed.

Fix 2: Reset .NET Framework

Sometimes, the error is related to something in .NET framework needing a reset. Here is the fix:

1. Navigate to one of the two paths (depending on which architecture version of Server 2019/2022 you have installed):

• x86-32 – C:\Windows\Microsoft.NET\Framework\v2.0.50727\CONFIG
• x86-64 – C:\Windows\Microsoft.NET\Framework64\v2.0.50727\CONFIG

2. Copy the machine.config file to desktop just in case.
3. Rename machine.config to machine.config.old which is located in the directory above. That’s it.

Note: As this fix changes things in .NET, it would be worth checking out any .NET applications on your server after running this fix.

Fix 3: Perform SFC scan

Here we will check for corrupt files and try to fix them using SFC (System File Checker). Follow these steps:

1. Type “cmd” in the search box. Then, right-click on Command Prompt and select Run as administrator.
2. In the Command Prompt window, type sfc /scannow and press Enter.

3. Wait until the verification process reaches 100%. Restart your computer to see if your problem is solved.

Try the best alternative to Windows Server Backup

Besides the “MMC could not create the snap-in” error, there are other Windows Server Backup errors reported, such as Windows Server Backup incorrect function, Windows Server Backup not deleting old backups, etc. If you feel tired to troubleshoot these errors or Windows Server Backup can’t meet your demands, you can turn to the best server backup software for Windows Server 2022/2019/2016/2012 (R2)/2008 (R2)/2003 - AOMEI Backupper Server.

• Full Backup Solutions: you can create system image, disk image or backup specific files/folders as you wish.
• Up-to-date Backup Versions: you are allowed to run automatic backups in five schedule modes: Daily/Weekly/Monthly/Event triggers/USB plug in. Thus, you don’t need to worry about missing newly changed data.
• Versatile Backup Destinations: it supports backing up to internal/external hard drives, network share and NAS devices, etc.
• Smart Disk Space Management: it provides the Backup Scheme feature which will delete old backups automatically according to the retention number of backup versions you set.

Download AOMEI Backupper now and learn how to create a system image in Windows Server using this tool as follows:

Step 1. Install and launch AOMEI Backupper. Click on Backup and select System Backup.

Step 2. The required system partition(s) is (are) selected by default. Choose the destination path to store the backup image.

Step 3. (Optional) To create an automatic backup, click Schedule Backup in the left bottom, and then choose Enable Schedule Backup to set the frequency of the system backup to run.

Step 4. Confirm the operations and click Start Backup.

To sum up

This page offers 3 quick fixes to the error Windows Server Backup MMC could not create the snap-in. If you are looking for a more advanced Windows Server backup program, AOMEI Backupper Server is recommended. It provides all-around backup solutions, including system/disk/partition/file backup, schedule backup, incremental and differential backup, etc. What’s more, it enables you to clone hard drive to SSD in Windows Server. Don’t hesitate to try it out!