From owner-freebsd-current@FreeBSD.ORG  Fri Sep 17 16:52:44 2004
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Date: Fri, 17 Sep 2004 11:52:19 -0500
From: Scot Hetzel <swhetzel@gmail.com>
To: sam <sam.wun@authtec.net>
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cc: freebsd-current@freebsd.org
Subject: Re: From Beta 3 Current to Beta 3: mount: incorrect super block
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On Fri, 17 Sep 2004 17:17:02 +0800, sam <sam.wun@authtec.net> wrote:
> Hi,
> 
> I downgraded my system from FBSD 53Beta Current (a week ago) to 53Beta 3
> (the one from freebsd ftp site) by reinstalling the whole system without
> wipeing out the entire file systems. I m not sure how much they are
> likely the same. There is a customized partition is not able to be
> mounted after the installation. The error is:
> 
> mount: /dev/ad0s2a on /bdata: incorrect super block
> 
> Is there any way I can mount this partition?
> 
fsck /dev/ad0s2a