Wednesday, September 7, 2022

"DRIVER_POWER_STATE_FAILURE (9f)" error if you shut down the computer while you are using the built-in VPN client [MS]

Symptoms

You use the built-in VPN client on Windows 8.1 or Windows Server 2012 R2. When you shut down or suspend the system, the computer crashes, and you receive the following error message:

DRIVER_POWER_STATE_FAILURE (9f)


Resolution

To resolve this issue, install the following update:

December 2014 update rollup for Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2

Status

Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.

References

Learn about the terminology that Microsoft uses to describe software updates.

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