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aspmx1.migadu.com; dkim=fail ("headers rsa verify failed") header.d=lease-up.com header.s=2017 header.b=nLxxWN25; dmarc=pass (policy=none) header.from=gnu.org; spf=pass (aspmx1.migadu.com: domain of "help-guix-bounces+larch=yhetil.org@gnu.org" designates 209.51.188.17 as permitted sender) smtp.mailfrom="help-guix-bounces+larch=yhetil.org@gnu.org" X-Migadu-Spam-Score: 1.50 Authentication-Results: aspmx1.migadu.com; dkim=fail ("headers rsa verify failed") header.d=lease-up.com header.s=2017 header.b=nLxxWN25; dmarc=pass (policy=none) header.from=gnu.org; spf=pass (aspmx1.migadu.com: domain of "help-guix-bounces+larch=yhetil.org@gnu.org" designates 209.51.188.17 as permitted sender) smtp.mailfrom="help-guix-bounces+larch=yhetil.org@gnu.org" X-Migadu-Queue-Id: B57CE32112 X-Spam-Score: 1.50 X-Migadu-Scanner: scn1.migadu.com X-TUID: bLXZG3GPMa3w Hi, On Sun, Nov 6, 2022 at 1:04 PM wrote: > > 8be4df61-93ca-11d2-aa0d-00e098032b8c-BootCurrent My diagnosis was wrong. Your EFI variables are accessible. How about the output of 'efibootmgr'? > My fear is that the GRUB menu will not come up That's a real possibility. > Is there > anything I can try from the still running system I would try to set the EFI boot order manually. It may just be one command. Can you post the Grub configuration of the failing setup? It should show the past (good) configurations? > I've also read about rEFInd I have used that program to boot into a Linux kernel via its EFI stub, but it is my least favorite option. Kind regards Felix Lechner