:: Re: [DNG] ISOs are not booting
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Author: Stevan Tiefert
Date:  
To: dng
Subject: Re: [DNG] ISOs are not booting
Am 04.03.2026 um 13:42 schrieb Marko Randjelovic via Dng:
> On 2026-03-03 12:13, Stevan Tiefert wrote:
> > Am 03.03.2026 um 12:18 schrieb Antony Stone:
> > > On Tuesday 03 March 2026 at 12:09:45, Stevan Tiefert wrote:
> > >
> > >> Am 02.03.2026 um 22:53 schrieb Ralph Ronnquist via Dng:
> > >>> On Mon, Mar 02, 2026 at 11:12:46AM  0000, Stevan Tiefert wrote:
> > >>>> Hello,
> > >>>>
> > >>>> If I download any of the 6.1.0 ISOs (doesn't matter if dvd,
> netinstall
> > >>>> or server) and burned on a DVD and try to install devuan I got on
> > >>>> machines with and without UEFI, errors like
> > >>>>
> > >>>> LABEL=DEVUAN610: Can't lookup blockdev
> > >>>> LABEL=Ventoy: Can't lookup blockdev
> > >>>> failed to mount the cdrom
> > >>>> Starting emergency shell
> > >>> When you write "burned on a DVD" I'm guessing you mean something
> else
> > >>> than simply copying the ISO onto the initial blocks of the DVD, and
> > >>> that that resulted in something else than a true copy of the ISO
> > >>> bytes.
> > >> Hello Ralph,
> > >>
> > >> I've done this on a commandline:
> > >>
> > >> cdrskin -v dev=/dev/sr0 devuan_excalibur_6.1.0_amd64_netinstall.iso
> > >>
> > >> Did I miss an option?
> > > I'm not familiar with cdrskin, but after you have done the above,
> what does
> > > "blkid /dev/sr0" tell you?
> > >
> > >
> > > Antony.
> > >
> > Hello Antony,
> >
> > output as follows:
> >
> > /dev/sr0: BLOCK_SIZE="2048" UUID="2025-12-25-18-19-01-00"
> > LABEL="DEVUAN610" TYPE="iso9660" PTUUID="33cf3ee5" PPTYPE="dos"
>
> Are you sure the iso images are made to be burned on a DVD, as
> netinstall and
> server can fit on a CD and desktop is too big for a DVD?
>
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In my first mail I've written that that also happens with netinstall and
server images...