grub> geometry (hd1)

> I have been running Win2k/FC8 on my first HDD (80Gb) and only FC5 on
> my 2nd HDD (160Gb). MBR and Grub is on 1sr HD (sda). Things were going
> smoothly until today, when I tried to boot my FC5 I got the error
> "Filesystem unknown and Partition type 0x93". Grub could not load FC5.
> My FC8 and Win2k are still working fine.
>
> Using fdisk I could change the partition type to 0x83 on the 2nd HDD
> (sdb) for the first 3 partitions but could not change the extended
> partition, which still says unknown. See below
>

>> geometry (hd1)

> drive 0x81: C/H/S = 19457/255/63, The number of sectors = 312581808, /
> dev/sdb
> Partition num: 0, Filesystem type unknown, partition type 0x83
> Partition num: 1, Filesystem type unknown, partition type 0x83
> Partition num: 2, Filesystem type unknown, partition type 0x83
> Partition num: 3, Filesystem type unknown, partition type 0x15
>
> Tried using the install CD to see if I can fix or upgrade my 2nd HD ...

> sridhar wrote:

>> I have been running Win2k/FC8 on my first HDD (80Gb) and only FC5 on
>> my 2nd HDD (160Gb). MBR and Grub is on 1sr HD (sda). Things were going
>> smoothly until today, when I tried to boot my FC5 I got the error
>> "Filesystem unknown and Partition type 0x93". Grub could not load FC5.
>> My FC8 and Win2k are still working fine.

>

>> Using fdisk I could change the partition type to 0x83 on the 2nd HDD
>> (sdb) for the first 3 partitions but could not change the extended
>> partition, which still says unknown. See below

>

>>> geometry (hd1)

>> drive 0x81: C/H/S = 19457/255/63, The number of sectors = 312581808, /
>> dev/sdb
>> Partition num: 0, Filesystem type unknown, partition type 0x83
>> Partition num: 1, Filesystem type unknown, partition type 0x83
>> Partition num: 2, Filesystem type unknown, partition type 0x83
>> Partition num: 3, Filesystem type unknown, partition type 0x15

> ...

>
> Here is the partition table for the first hard drive of a dual-boot
> system of mine according to fdisk. Note that the partition type for the
> fourth (extended) partition is f which, I believe, is 15 in hex. If this
> is representative, your fourth partition is OK and you are having other
> problems.
>
> Disk /dev/hda: 81.9 GB, 81964302336 bytes 255 heads, 63 sectors/track,
> 9964 cylinders Units = cylinders of 16065 * 512 = 8225280 bytes
>
> Device Boot Start End Blocks Id System
> /dev/hda1 * 1 3134 25173823+ 7 HPFS/NTFS
> /dev/hda2 3135 3657 4200997+ c W95 FAT32 (LBA)
> /dev/hda3 3658 3670 104422+ 83 Linux /dev/hda4
> 3671 9964 50556555 f W95 Ext'd (LBA) <--
> /dev/hda5 3671 4193 4200966 83 Linux /dev/hda6
> 4194 4324 1052226 82 Linux swap /dev/hda7
> 4325 4847 4200966 83 Linux /dev/hda8 4848
> 5370 4200966 83 Linux /dev/hda9 5371 5893 ...

> On Sat, 10 May 2008 11:17:46 +0000, Jean-David Beyer wrote:
>

>> Here is the partition table for the first hard drive of a dual-boot
>> system of mine according to fdisk. Note that the partition type for the
>> fourth (extended) partition is f which, I believe, is 15 in hex. If this
>> is representative, your fourth partition is OK and you are having other
>> problems.

>

>> Disk /dev/hda: 81.9 GB, 81964302336 bytes 255 heads, 63 sectors/track,
>> 9964 cylinders Units = cylinders of 16065 * 512 = 8225280 bytes

>

>> Device Boot Start End Blocks Id System
>> /dev/hda1 * 1 3134 25173823+ 7 HPFS/NTFS
>> /dev/hda2 3135 3657 4200997+ c W95 FAT32 (LBA)
>> /dev/hda3 3658 3670 104422+ 83 Linux /dev/hda4
>> 3671 9964 50556555 f W95 Ext'd (LBA) <--
>> /dev/hda5 3671 4193 4200966 83 Linux /dev/hda6
>> 4194 4324 1052226 82 Linux swap /dev/hda7
>> 4325 4847 4200966 83 Linux /dev/hda8 4848 ...

> I have been running Win2k/FC8 on my first HDD (80Gb) and only FC5 on my
> 2nd HDD (160Gb). MBR and Grub is on 1sr HD (sda). Things were going
> smoothly until today, when I tried to boot my FC5 I got...

> On Sat, 10 May 2008 03:05:17 -0700, sridhar wrote:

>> I have been running Win2k/FC8 on my first HDD (80Gb) and only FC5 on my
>> 2nd HDD (160Gb). MBR and Grub is on 1sr HD (sda). Things were going
>> smoothly until today, when I tried to boot my FC5 I got the error
>> "Filesystem unknown and Partition type 0x93". Grub could not load FC5.
>> My FC8 and Win2k are still working fine.

>

>> Using fdisk I could change the partition type to 0x83 on the 2nd HDD
>> (sdb) for the first 3 partitions but could not change the extended
>> partition, which still says unknown. See below

>

>>> geometry (hd1)

>> drive 0x81: C/H/S = 19457/255/63, The number of sectors = 312581808, /
>> dev/sdb
>> Partition num: 0, Filesystem type unknown, partition type 0x83
>> Partition num: 1, Filesystem type unknown, partition type 0x83
>> Partition num: 2, Filesystem type unknown, partition type 0x83
>> Partition num: 3, Filesystem type unknown, partition type 0x15

> ...

> On May 12, 9:19 am, Stefan Patric yahoo.com> wrote:
>
>
>

>> On Sat, 10 May 2008 03:05:17 -0700, sridhar wrote:

>>> I have been running...