Why did I get error 0x80042934?

Windows Update continous fails to search for Updates or cannot install them. The source of this problem could be various things as
> Windows Registry
> Windows Filesystem
> Internet access

> Windows Update service
> File corruption
> Misconfiguration
> Adware
> Virus and Malware

How to fix Windows Update error 0x80042934?

However, if you’re technically savvy, you can try the steps below:

1. Click Start and start typing on your keyboard for "services.msc"

2. In your search results "services.msc" should show up. Open it with a click.
3. A new windows will open containing all Windows services on your system.

4. Search for "Windows Update"
5. Right-click the "Windows Update" and then click Stop.

We will now clean the Windows Update temporary cache folder:
1. Hold your windows-key pressed and hit "R" key simultanous.
2. A small new windows will appear.
3. Type %windir%\SoftwareDistribution\DataStore in this new window and click OK.
4. This will open Windows Explorer on the correct location.
5. Delete all contents of this folder. (Hint: Use Ctrl + A to select all files and folders)

Now we will start the Windows Update Service again:
1. Switch back to the windows Services.
2. Locate Windows Update.
3. Right-click on it and choose Start.


If the problem still persists, you can run the System File Checker (SFC) utility. This handy in-built tool will check your filesystem.
1. Click Start and start typing on your keyboard for "cmd".
2. In your search results cmd should show up with an black icon.
3. Right-click it and select Run as administrator.
4. If you are prompted for the admin password, enter the password and click OK.
5. A new completely black windwos will open. You can type commands directly into this window.
6. Type sfc/scannow and press Enter.
7. This process will take a long time. You can minimize this black windows and work on.
Come back to the black window after a time and check if the process finished.
As soon as the SFC process finished, restart your computer. After the restart you search for Updates again.


You are still facing the same issue?

1. Restart your computer.

Next thing is to clean Windows Update download path. These steps are only for expirienced user! If you mess up your computer with Regedit, you could loose your files! Take care or use a professional tool to investiagte your computer.
1. Hold your windows-key pressed and hit "R" key simultanous.
2. A small new windows will appear.
3. Type regedit in this new windows and hit Enter.
4. In the new windows you have a navigation on the left side. Use it to navigate to
HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows\WindowsUpdate
5. Once you found it, search for WUServer and WIStatusServer in the right hand pane.
6. If they are not listet we cannot clean the download path. Othwerwise delete both.
7. Restart your computer.

Try to search for new Updates again.
You are still facing this issue? I think this is not an usual problem and your computer should be checked by professional.
Try to look for a solution here or search further in the search box below.



Advanced information

The following Windows verisons are affected by this error:
> Windows Vista
> Windows 7
> Windows 8
> Windows 8.1
> Windows 10
> Windows 10 Redstone 2
> Windows 10 Creators Update
> Windows Server 2008 R2
> Windows Server 2012
> Windows Server 2016
disk virtual already VDSEVDALREADYATTACHED attached 0x80042936 0x80042935 VDSEVDALREADYDETACHED vdserrh VDSEVDNOTATTACHEDREADONLY detached requested operation requires MSVDS Protocol HRESULT0x80042934 define Service Informationen only read Error MagNumDB Property 0x80042931 Magical 0x80042933 0x80042932 Intellectual 0x80042A00 0x80042A01 0x80042937 0x80042938 18082009 sleiwy 0x80042A02 0x80042A03 Sleuthing HRESULTS SystemUInt32 Software User 10548 10549 0x004 27092011 2147210956 VDSEVDALREADYMERGING HRESULT0x80042933L Number Database ProgramFilesx86Windows UInt32 2147756340 Kits10Include100162990umvdserrh35090 7678102 userdefined returned FACILITYITF designated from diese Seite methods httpsstackoverflowcomsearchq220x8004293422 Microsoft HRESULT Codes MSDN symbol Interface management means COMOLE 0x8004292A 0x8004292B 0x80042928 0x80042929 0x8004292C 0x8004292F 0x80042930 0x8004292D 0x8004292E verfgbarWeitere 14072016 sind keine win32 0x80042926 0x80042927 ErrorCode 0x80042925