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Date:      Fri, 5 Jan 2001 16:48:41 -0600 
From:      GB/DEV - Doug Poland <doug.poland@omniresources.com>
To:        'mark tinguely' <tinguely@web.cs.ndsu.NoDak.edu>, freebsd-questions@freebsd.org
Subject:   RE: 4.2R Installation problem -- Read Error
Message-ID:  <DF5018B3C986D11196FF0060089A903C32CCAF@gbdev.omniresource.com>

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Mark said...
> 
> >  After the bios and vga boot info appears, I get a screen refresh
> >  and
> >
> >  Read error
> >
> >  as the only message.  Sounds like a MBR problem?  Anyone have a 
> >  solution other than re-install?
> 
> that could be a MBR problem. Boot from the kernel diskette, when the
> wheel starts spinning, start typing the command:
> 
>  boot> ad(0,a)/kernel -s
> 
> if it is a boot block problem on the hard disk, it should now
> be booting (into single user mode via the -s flag, drop that
> flag if you want to go multiuser.
> 
> Below assumes single user mode.
> 
> if this work, then I would check the filessytem:
> 
> 	# fsck -p 
> 
> mount the root partition
> 
> 	# mount -u /dev/ad0s1a /	# or whatever is your partition
> 
> reload the boot blocks:
> 
> 	# disklabel -B ad0
> 
> 		---------------
> I have also seen the "ata" driver mess up with some older, 
> lower quality motherboard IDE controlers and had to make a 
> kernel using the old "wd" drivers.
> 
> --mark tinguely.
> 
Mark,

I followed your instructions, and then rebooted, but it still
won't boot off the hard drive.  I was able to mount all the 
partitions and boot into multi-user mode and get the OS running.

Is there anything else I can do to fix this?

--
Doug


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