How to Fix Intune Autopilot Hardware Hash Null-Valued Expression Error

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Let’s discuss How to Fix Intune Autopilot Hardware Hash Null-Valued Expression Error. Microsoft Intune users facing an issue with Windows Autopilot. While trying to download the hardware hash for Autopilot via PowerShell some of the users were getting null-valued expression error.

The errors are occurred on random laptops W11P laptops. As you know that, A hardware hash is a unique digital fingerprint generated from a device’s hardware configuration. In Intune, and Autopilot you can use hardware crash.

Hardware Crash is mainly used in Windows Autopilot to identify and register devices for automated provisioning. There are many factors reasons the hardware hash errors. It typically occurred when he script tries to access a property that doesn’t exist.

In this blog post I will help you to get more information about the Intune Autopilot Hardware Hash Error. Also I will share the reasons and workaround of this issue. If you are facing similar issue, this blog post definitely help you.

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How to Fix Intune Autopilot Hardware Hash Null-Valued Expression Error - Fig.1
How to Fix Intune Autopilot Hardware Hash Null-Valued Expression Error – Fig.1

How to Fix Intune Autopilot Hardware Hash Null-Valued Expression Error

Hardware hash basically helps Intune and Autopilot to recognise and enrol devices securely. If any error occurred on Windows Autopilot cannot recognise devices. The following table shows the script that is used by the user.

Script
@ECHO OFF
echo Enabling WinRM
PowerShell -NoProfile -ExecutionPolicy Unrestricted -Command Enable-PSRemoting -SkipNetworkProfileCheck -Force
echo Gathering AutoPilot Hash
PowerShell -NoProfile -ExecutionPolicy Unrestricted -Command %~dp0Get-WindowsAutoPilotInfo.ps1 –ComputerName $env:computername -OutputFile %~dp0compHash.csv -append
echo Done!
pause
How to Fix Intune Autopilot Hardware Hash Null-Valued Expression Error – Table.1
How to Fix Intune Autopilot Hardware Hash Null-Valued Expression Error - Fig.2 - Creds to MS
How to Fix Intune Autopilot Hardware Hash Null-Valued Expression Error – Fig.2 – Creds to MS

Workaround – Remove the Parameter

Many admins are suggesting the workaround to resolve this issue. Mr. deltavictorindialima suggested that, Remove the –ComputerName $env:computername parameter. It probably utilises WMIC which is deprecated in Windows 11.

You can update the PowerShell version to version 3.9 because older versions have compatibility problems. If you are still facing the same issue with Win11, try restarting the computer.

How to Fix Intune Autopilot Hardware Hash Null-Valued Expression Error - Fig.3
How to Fix Intune Autopilot Hardware Hash Null-Valued Expression Error – Fig.3

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Author

Anoop C Nair has been Microsoft MVP for 10 consecutive years from 2015 onwards. He is a Workplace Solution Architect with more than 22+ years of experience in Workplace technologies. He is a Blogger, Speaker, and Local User Group Community leader. His primary focus is on Device Management technologies like SCCM and Intune. He writes about technologies like Intune, SCCM, Windows, Cloud PC, Windows, Entra, Microsoft Security, Career, etc.

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