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#101 Re: Installation » [SOLVED] USB image - Access Denied error » 2021-09-10 20:15:59

fsmithred wrote:

A couple things that I would try. I have no idea if this would work.

Try booting a debian-live usb with a devuan usb also plugged in. Get to the grub menu and boot the devuan usb from grub command-line.

If that works, you might be able to install devuan and install a minimal debian to be in charge of grub and boot devuan from that.

I  tried something simple to begin with:

I formatted my USB stick to FAT32.
Then I copied the files from my Debian USB over. (drag + drop)

Booting from the original Debian USB works: it takes me to a UEFI menu, which gives me various options (install, grub, ...).

I then tried to boot from my USB copy. It did boot without error. But strangely, it went straight to grub. The content of the two USB is identical. Why the different behaviour?

#102 Re: Installation » [SOLVED] USB image - Access Denied error » 2021-09-10 20:06:20

Head_on_a_Stick wrote:

So did you check your boot entries?

efibootmgr -uv

No. Sorry if I'm being dense.
But I am running Windows 10 on this PC.

#103 Re: Installation » [SOLVED] USB image - Access Denied error » 2021-09-09 15:58:20

On reflection, I don't think  that a Debian interim step would resolve the problem. I don't think this is a Windows issue. The problem seems to be with the grub/BIOS interaction.

You get quite a few hits if you search for
grub "Image failed to verify with ACCESS DENIED"

for example https://bugs.launchpad.net/ubuntu/+sour … ug/1528345

#104 Re: Installation » [SOLVED] USB image - Access Denied error » 2021-09-08 21:40:07

I am not sure whether the problem is with the ISO, the format of the USB or my BIOS.

I tried three different  burn tools (Unetbootin-windows, AnyBurn, dd Windows).

The only thing that boots so far is the Debian USB.

Woud it work to install Debian, then Devuan?

#105 Re: Installation » [SOLVED] USB image - Access Denied error » 2021-09-08 21:08:04

larsH wrote:

Hi
Are we sure that secure boot works with the live iso's ???. Maybe try to disable secure boot ?? Or use the network installer for Chiamera. It works on my system with secure boot enabled :-) But as fsmithred wrote it is not confirmed for the live isos

Thank you for your suggestions.

I tried devuan_chimaera_4.0.beta-20210906_amd64_netinstall.
I used Unetbootin-windows to write the USB.
It failed with the same error.

As per my original post, I cannot disable Secure Boot in the BIOS.

#106 Re: Installation » [SOLVED] USB image - Access Denied error » 2021-09-08 19:49:00

Camtaf wrote:

I have used a Windows version before, there is one here - http://www.chrysocome.net/dd

I tried dd for Windows. That failed with the same error too.

#107 Re: Installation » [SOLVED] USB image - Access Denied error » 2021-09-08 16:26:36

larsH wrote:

I can tell you that Secure boot works with the chiamera network installer.

I tried devuan_chimaera_4.0.beta-20210906_amd64_netinstall.
I used Unetbootin-windows to write the USB.

Same error.

#108 Re: Installation » [SOLVED] USB image - Access Denied error » 2021-09-08 09:07:28

Camtaf wrote:

I always use dd - try using that, mine worked fine on a chromebook.

I can't: I only have one PC, a secondhand Lenovo T550 with Windows 10, which I bought to convert to Linux. That's why I bought a Debian USB. Then a friend suggested Devuan ...

#109 Re: Installation » [SOLVED] USB image - Access Denied error » 2021-09-07 21:27:34

I downloaded devuan_chimaera_4.0.beta2_2021-09-04_amd64_desktop-live.iso
I used Unetbootin-windows to write the USB.

I get the same error message as with beowolf.

#111 Re: Installation » [SOLVED] USB image - Access Denied error » 2021-09-07 11:40:23

Thank you so much for your tip. I will try this and report back.

How stable/unstable is Chimaera for everyday use ?

I have been using Debian for about 15 years but never ever installed a system myself.

#112 Installation » [SOLVED] USB image - Access Denied error » 2021-09-06 21:48:11

Élisabeth
Replies: 74

I am trying to install Devuan on a Lenovo T550, which currently runs Windows 10.

I burnt a USB drive with Beowolf 3.1.1 desktop live ISO.
When I try to boot from it I get the error Image failed to verify with ACCESS DENIED.

I presume the problem is Secure Boot, which I have so far not managed to disable in the BIOS. The option is grayed out.

I can boot from a Debian USB.

What's the way forward?

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