Cara usei o LiveCd e chamei fdisk veja o que fala
/dev/sdb1 linux
/dev/sdb2 extended
/dev/sdb5 swap
Tenho duas hds.
Dai tem /dev/sdc1 boot system w95 fat32
/dev/mapper/nvidia_afhddfeh1 e a 5 doens't contain a valid partition table.
E também não soube ver qual hd dar os comandos citados.
Você escreveu assim, mas eu sei que atualmente usamos sda, troca todos esses comando o b pelo a
sudo mount /dev/sda1 /mnt
sudo grub-install --root-directory=/mnt /dev/sda1
sudo grub-install --root-directory=/mnt /dev/sda5
e reinicie.
Estou agora no ubuntu pelo pendrive.
Vou colar o fdisk
Disk /dev/sda: 20.4 GB, 20416757760 bytes
255 heads, 63 sectors/track, 2482 cylinders, total 39876480 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x000a81d4
Device Boot Start End Blocks Id System
/dev/sda1 * 63 39857264 19928601 7 HPFS/NTFS/exFAT
Disk /dev/sdb: 80.0 GB, 80025280000 bytes
255 heads, 63 sectors/track, 9729 cylinders, total 156299375 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x000b38d1
Device Boot Start End Blocks Id System
/dev/sdb1 2048 154333183 77165568 83 Linux
/dev/sdb2 154335230 156299263 982017 5 Extended
/dev/sdb5 154335232 156299263 982016 82 Linux swap / Solaris
Disk /dev/mapper/nvidia_afhddfeh: 80.0 GB, 80025278976 bytes
255 heads, 63 sectors/track, 9729 cylinders, total 156299373 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x000b38d1
Device Boot Start End Blocks Id System
/dev/mapper/nvidia_afhddfeh1 2048 154333183 77165568 83 Linux
/dev/mapper/nvidia_afhddfeh2 154335230 156299263 982017 5 Extended
/dev/mapper/nvidia_afhddfeh5 154335232 156299263 982016 82 Linux swap / Solaris
Disk /dev/mapper/nvidia_afhddfeh1: 79.0 GB, 79017541632 bytes
255 heads, 63 sectors/track, 9606 cylinders, total 154331136 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x00000000
Disk /dev/mapper/nvidia_afhddfeh1 doesn't contain a valid partition table
Disk /dev/mapper/nvidia_afhddfeh5: 1005 MB, 1005584384 bytes
255 heads, 63 sectors/track, 122 cylinders, total 1964032 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x00000000
Disk /dev/mapper/nvidia_afhddfeh5 doesn't contain a valid partition table
Disk /dev/sdc: 1003 MB, 1003421184 bytes
32 heads, 63 sectors/track, 972 cylinders, total 1959807 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x327b1156
Device Boot Start End Blocks Id System
/dev/sdc1 * 63 1959551 979744+ b W95 FAT32