# How to Fix Microsoft Windows 10 install errors
**Last Updated On**: 11 Mar 2026
**6 minutes read**
This document will provide the appropriate solutions for the error codes that you might encounter while installing Windows 10. The **Error Codes** with its corresponding **Cause** and **Resolution** have been listed below.
## Error Codes while installing Windows 10 and their corresponding solutions
| Error Codes | Cause | Resolution |
|---|---|---|
| - Unknown Error Code : -1047526908 | **Language Mismatch**
This error occurs if the downloaded ISO file is in a different language than the system's native language. | Download the ISO file according to the system's native language. |
| - Cannot create a file when that file already exists
- The process cannot access the file because it is being used by another process
- Unknown Error code: -2147023278 | **Setup.exe** might be already running in the background | To fix this issue, open **Task Manager** and check whether the following tasks are running:
1. **setup.exe**
2. **setup host.exe**
3. **windows installer**
4. **windows setup**
5. **Modern setup host**
If any of the above tasks are running, end the tasks and try deploying the feature pack again. |
| - Unknown Error Code -1047526904 | Incompatible apps present in the system might be blocking the upgrade | To fix this issue, follow the steps given below:
1. Navigate to **C:\$WINDOWS.~BT\Sources\Panther**
2. Open **scanresult.xml** and **Compatdata.xml** and search for **CompatibilityInfo BlockingType="Hard"**. The list of all the incompatible apps installed on the computer can be found here. |
| - Unknown Error Code : -1047526912
- Unknown Error Code : -1047526910 | The minimum system requirements to download or install the upgrade have not been met. | To fix this issue, follow the steps given below:
1. Navigate to **C:\$WINDOWS.~BT\Sources\Panther**
2. Open **scanresult.xml** and **Compatdata.xml** and search for **CompatibilityInfo BlockingType="Hard"**. The details about which system requirement has not been met can be found here.
3. "**Setup_InsufficientSystemPartitionDiskSpace**" indicates "Your system reserved partition does not have enough space for the upgrade". So extend the system reserved partition space.
4. "**Setup_HostIsBootedFromVHD**" indicates "Your Operating system running in the native Boot VHD (Virtual Hard Disk) where OS upgradation is not possible".
5. "**Setup_PendingFirmwareUpdateWithPower**" - If a firmware update is pending because of power this error may occur. Update the firmware and then deploy feature pack.
6. [Learn more about the minimum requirements for Windows 10](https://www.microsoft.com/en-IN/windows/windows-10-specifications) |
| - Unknown error code : -1047527161 | The Unknown error code : -1047527161 (0xC1900107) indicates "A cleanup operation from a previous installation attempt is still pending, and a system restart is required to continue the upgrade." | **Method 1:**
Restart the system and re-deploy the feature pack update.
**Method 2:**
1. Go to **C:** drive.
2. Click **View** and check the **Hidden Files** check box.
3. Rename the folder named "$WINDOWS.~BT".
4. Perform Disk Cleanup. Refer: [https://support.microsoft.com/en-in/help/4026616/windows-10-disk-cleanup](https://support.microsoft.com/en-in/help/4026616/windows-10-disk-cleanup)
5. Re-deploy the feature pack update |
| - Unknown Error Code -2147010798 | A file needed by Windows Update is likely damaged or missing | Try repairing your system files:
1. Open an elevated command prompt
2. Copy and paste the below command and hit Enter:
```cmd
DISM.exe /Online /Cleanup-image /Restorehealth
```
3. Re-deploy the feature pack update |
| - Unknown Error Code : -1047527167 | A driver has caused a problem. | 1. Disable or remove all third-party anti-virus or anti-spyware from the system. Disconnect all peripheral devices that are connected to the system, except for the mouse, keyboard, and display.
2. Update installed drivers.
3. Re-deploy the feature pack |
| - Unknown Error Code : -1047526941
- Unknown Error Code : -1047526940
- Unknown Error Code : -1047526939
- Unknown Error Code : -1047526942 | A preinstall script failed to execute or returned an error. | The script used could be posing a problem with the execution of the installation. Follow the given steps:
- Verify the script and try again.
(or)
- Contact the vendor and receive the valid ISO file. |
Furthermore, please refer to the official Microsoft documents below:
- https://support.microsoft.com/en-in/help/10587/windows-10-get-help-with-upgrade-installation-errors
- https://docs.microsoft.com/en-us/windows/deployment/upgrade/resolution-procedures