Hyper-V UEFI error message: The signed image’s hash is not allowed

Error message when booting from Linux installation media into Hyper-V.

When trying to set up a virtual Ubuntu in Hyper-V, the following error occurred:

The signed image’s hash is not allowed (DB).

The solution in this case is to disable the “Safe Start” in the settings.

The installation will then start.

Leave a Reply

Your email address will not be published.