harddrive won't mount/boot, superblock can't be fixed.

[Owe Jørgensen]

Mr. Darren wrote:
> I had a bad ide cable which I have now replaced.  on
> bootup the filesystem produced a lot of errors and I
> lost my first superblock.  I since fsck'd and repaired
> the superblock at sector 32.  At no time does fsck
> create, fix, or transfer the sector 32 superblock to
> the front of the drive.  mount won't accept the drive
> in the condition it's in(says no superblock, or bad
> superblock..  different programs, different errors). 
> If anyone knows how I could get my data off and format
> my /var drive, or possibly repair my damaged
> superblock at the front of the drive with anyone of
> the 50-some backups that exist throughout the drive.  
> 
> thanks
> 
> Darren
> 
> 
> 	
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try
newfs -n <partition>
to list the proper superblock backups for the partition.

to fix, use
fsck_ufs -b <alternate superblock> <device>