Fix Windows Upgrade error 0x8007042B – 0x4000D

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If when you try to install the latest Feature Upgrade, it fails with an error message – 0x8007042B–0x4000D, The installation unsuccessful in the SECOND_BOOT phase with an error during MIGRATE_DATA performance erroneousness, then this mail service may be able to help you.

Windows 11/10 rolls out various improvements in the physical body of updates. These updates add new and more reliable features to the operating system. Toggling over the some other side of the coin you would see common upgrade errors poising the Windows Updates process every now and so. And the Windows 11/10 update error 0x8007042B – 0x4000D belongs to the same unpleasant group of troublemakers. Therein troubleshooting guide will we understand why this error occurs and the fixes that could dissolve it.

Error 0x8007042B – 0x4000D prevents the users from installing the nearly past build and occurs typically in the second boot phase while data migration happens to leave your computer vulnerable. Simply put, this error occurs when the upgrade process cannot migrate information to the new operating system. The installation or rising slope often appears to be dead with success at first, merely at the endorsement phase it freezes and shows a BSOD saying:

We couldn't install Windows, We've set your PC back down to the way it was moral ahead you started installing Windows 11/10.

0x8007042B – 0x4000D, The installation unsuccessful in the SECOND_BOOT phase angle with an error during MIGRATE_DATA operation

Here, Second kicking phase is besides called the OOBE boot phase under which final settings are applied.

0x8007042B–0x4000D, The installation unsuccessful in the SECOND_BOOT phase with an error during MIGRATE_DATA operation

Microsoft explains that this matter can occur referable file system, application, or driver issues. But the exact cause of this error is still not shiny, hence, in that location is no definite one-size up-fits-all solution for the assonant. However, thither are some working solutions that could hopefully help deal with the 0x8007042B – 0x4000D error:

Run the built-in Windows Update Troubleshooter
Install the Advance/Updates in Clean Boot Express
Shiny unfinished.xml file
Chip Windows Update log file.

1] Run the built-in Windows Update Troubleshooter

The Windows Update Trouble shooter is an invaluable in-built instrument that helps us jam all sorts of errors and issues in our Windows system. To fix fault 0x8007042B – 0x4000D with this tool, follow these steps:

From the Start Menu, attend Settings.
At present navigate to the Update and Security section.
On the left panel, select the Troubleshoot option.
Instantly select Windows Update from the available options and click Run the troubleshooter button.

You should now hold back for the Troubleshooter to scan the arrangement for issues. Once done, it will list down the issue and the required actions to fix it.

Once the Trouble shooter has bunk, you may try again.

Read: How IT administrators can troubleshoot Windows 10 upgrade errors.

2] Install the Upgrade/Updates in Clean Boot State

Use the favorable steps to perform a clean boot in Windows 10.

You will eldest necessitate to sign into the system as an administrator. You can create an administrator account if you do not bear one.

Typewrite msconfig in the search box seat on the taskbar and from the search select Arrangement Configuration.
In the System Configuration windowpane, click on the Services tab, and select Hide whol Microsoft services.
Once selected hit Invalid all.
Now suction stop on the Startup tab of Organisation Configuration window and select Open Project Manager.
Once the Task Manager window opens, dawn on every inauguration item, and then select Incapacitate.
Now, careful the Task Manager and chatter Ok on the Startup tab of System Configuration.

Formerly through, restart your PC and attempt to install the Windows 10 Update/Upgrade.

4] Clear unfinished.xml file

Open an elevated command prompt Windows, type the following and hit Enter:

Ren c:\windows\winsxs\pending.xml pending.senile

This will rename pending.xml file to pending.old. Directly assay again.

Read: Windows Update fails to install or will not download.

3] Condition Windows Update backlog file

If still, you let a problem then, go to C:\Windows\WindowsUpdate.log and search the most recent entry. This bequeath be present towards the end of the logarithm. Whatever failed updates will have error code/s written next to them. Musical note them down. If you find conscionable too many entries too confusing delete this WindowsUpdate.log and try installing the problematic updates over again.

Now open the newly re-created WindowsUpdate log file and have a deal its contents.

The warnings will probably seem as -: Admonitory: Failed to find updates with error code 12345678.

Now Right-click Computer > Manage > Event Viewer > Applications and Service Logs > Microsoft > Windows > WindowsUpdateClient > Operational . Cheque for any Acute Substance Oregon Warning.

Next, refer to the Windows Update Error Codes. This will give you the focus in which you may feature to look for the answer. You English hawthorn besides look for the Windows Update error encrypt using our Search saloon and regard if a specific resolution is available.

Related errors:

0x8007002C – 0x400D, The installation failing in the SECOND_BOOT phase with an error during MIGRATE-DATA operation
0x8007002C-0x4001E, The installing failed in the SECOND_BOOT phase with an error during PRE_OOBE surgery.

We hope the solutions mentioned in this draw helped you in getting rid of of error 0x8007042B – 0x4000D and you should in real time be able to complete your acclivity.

Anand Khanse is the Admin of TheWindowsClub.com, a 10-yr Microsoft MVP (2006-16) & a Windows Insider MVP. Please scan the entire post & the comments first, create a System Restore Point ahead making any changes to your system & personify careful about any 3rd-company offers while installation freeware.