Radu Tyrsina
by Radu Tyrsina
Founder & Editor-in-Chief
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Every month, Microsoft releases a couple of important updates to its Windows users, trying to fix various bugs and problems. This time, we’re talking about the annoying DRIVER_POWER_STATE_FAILURE error, which has received a solution recently.
The above problem has been solved by Microsoft in update file KB 2983336. So, if you ever received this error message: DRIVER_POWER_STATE_FAILURE (9f) when you were trying to shut down the computer while you were using the built-in VPN client, then you should know that it has now been fixed.

Here’s how the official symptom sounds like:

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:


As there isn’t a hotfix available for donwload, the single solution is to install the above mentioned update, which is part of the KB 3013769 update roll-out. I sincerely hope you have managed to fix it, if not, leave your input below and let us know what are the errors that you’re getting.

READ ALSO: Fixed: OneDrive Crashes or Freezes When it Synchronizes Folders