Comment 29 for bug 1851311

@Pino:
Sudodus fix worked for me.
See posts 17 to 21 for workaround.
If you want instructions turning mkusb into an ISO booter let me know.

On Thu, Dec 26, 2019 at 3:00 PM pino <email address hidden> wrote:

> Isn't there at least some workaround, e.g. downgrading grub? I urgently
> need to work around it somehow. If it isn't at least possible to get
> such things fixed early, Ubuntu is maybe the wrong distribution for real
> usage...
>
> What additional information do you need? I can even reproduce it easily
> in my VMs...
>
> --
> You received this bug notification because you are subscribed to the bug
> report.
> https://bugs.launchpad.net/bugs/1851311
>
> Title:
> Grub 2.04 Out of memory error, No server error
>
> Status in grub2 package in Ubuntu:
> Confirmed
>
> Bug description:
> Trying to loop mount ISO.
>
> Installed grub 2.04 to flash drive in UEFI mode from 19.10
> Flash drive does not boot and gives Out of memory error & no server
> error. Must load kernel first.
>
> Re-installed grub from 18.04 to same flash drive using same boot stanza.
> Booted without issue.
>
> From 18.04
> fred@Bionic-Z170N:~$ grub-install -V
> grub-install (GRUB) 2.02-2ubuntu8.13
>
> from 19.10
> fred@fred-Z170N-eoan:~$ grub-install -V
> grub-install (GRUB) 2.04-1ubuntu12
>
> Boot stanza that works in 2.02 but not in 2.04
>
> menuentry "Focal Live ISO" {
> set isofile="/ISO/focal-desktop-amd64.iso"
> loopback loop (hd0,1)$isofile
> linux (loop)/casper/vmlinuz boot=casper iso-scan/filename=$isofile
> toram noeject
> initrd (loop)/casper/initrd
> }
>
> To manage notifications about this bug go to:
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>