Installing new updates could bring a lot of benefits and improvements to your operating system. But it’s very annoying when some errors that prevent you from installing updates occur.
Fatal Error C0000034 on Windows 10 [FIX]
Here’s what you need to do to fix the Fatal error C0000034 applying update operation 207 of 109520(00000…):”].
- Launch Startup Repair
- Clean boot your computer
- Run the Windows Update Troubleshooter
- Refresh Windows Update components
- Turn off your antivirus and firewall
- Run the DISM command
1. Launch Startup Repair
- Restart your computer, and then again reboot it while it’s starting up
- Your computer will report an error, now choose the option “Launch Startup Repair” (If you don’t have this module installed in your system, you’re going to need the installation disc of your Windows. Just boot from CD and continue with further steps)
- When the Startup Repair starts, click cancel
- After you click cancel it the dialog box will show show up. Click Don’t Send, then click the link View advanced options for recovery and support
- In the new window click Command Prompt at the bottom
- In Command Prompt the following line and press Enter:
- This command will open Notepad. In notepad go to File>Open
- Change the type of files notepad views from .txt to All Files
- In Notepad, go to C:Windowswinsxs (or whichever drive your system is installed on)
- In winsxs folder, find pending.xml and copy it
- Just copy and paste it in the same folder, this is just in case something happens to the original so you don’t lose it.
- Now open the original pending.xml (It’s going to take some time to load, because it’s a huge file)
- Press ctrl + F on your keyboard and search for the following:
- Delete the following text:
<MoveFile source=”SystemRootWinSxSTempPendingRenamese56db1db48d4cb0199440000b01de419._0000000000000000.cdf-ms” destination=”SystemRootWinSxSFileMa_0000000000000000.cdf-ms”/>
- Save the file, close the Command Prompt and restart the computer
If this solution didn’t work or some of the steps listed above are not available on your machine, go to the next solution.
2. Clean boot your computer
If there is any third-party app or program that is interfering with your updates, this solution should fix the problem.
- Go to Search > type System Configuration > hit Enter
- On the Services tab > select the Hide all Microsoft services check box > click Disable all.
- On the Startup tab > click on Open Task Manager.
- On the Startup tab in Task Manager > select all items > click Disable.
- Close the Task Manager > restart your computer.
- Try to install the problematic updates again.
3. Run the Windows Update Troubleshooter
Windows 10 makes it much more easy for the user to quickly troubleshoot any technical issues affecting the OS, including update issues and errors. Try running the built-in Windows Update Troubleshooter to fix error C0000034.
Go to Settings > Update & Security > Troubleshoot > select the Windows Update Troubleshooter > run it.
4. Refresh Windows Update components
If the error persists, try refreshing Windows Update‘s components.
Before you follow the instructions listed below, make sure to create a restore point. If something goes wrong, you can always restore a functional Windows 10 OS version.
- Go to Start > type cmd > right-click on Command Prompt > run it as Administrator
- Enter the following commands and hit Enter after each one (wait until the previous command completed its task before entering the next one):
- net stop bits
- net stop wuauserv
- net stop appidsvc
- net stop cryptsvc
5. Turn off your antivirus and firewall
Update errors triggered by your antivirus tool or firewall are more frequent than you may think.
As a result, the quickest solution is to simply disable your antivirus and firewall, restart your computer and then try to install the updates that initially triggered error C0000034.
If you rely on Windows Defender and Windows Firewall for protection, turn them both off.
- Go to Start > type ‘firewall’ > double click on Windows Firewall
- Turn Windows Firewall on or off > check the two options that allow you to disable the firewall > hit OK.
If you use a third-party antivirus solution, make sure to disable its own firewall.
6. Run the DISM command
Since error C0000034 is a fatal error, you should also scan for system errors using the DISM command. In this manner, you can restore the integrity of the affected system files.
- Type cmd in the Windows search bar, right-click on the Command Prompt and run it as an administrator (just like you did at step 4)
- Enter the following commands and hit Enter:
- DISM /online /Cleanup-Image / CheckHealth
- DISM /online /Cleanup-Image / ScanHealth
- DISM /Online /Cleanup-Image /RestoreHealth
- Wait for the procedure to finish (it might take up to 20 minutes) and then restart your PC.
That would be all, from now on, you should no longer face Fatal Error C0000034 . If you have any comments or suggestions, write them down below.
Editor’s Note: This post was originally published in June 2015 and has been since completely revamped and updated for freshness, accuracy, and comprehensiveness.
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