Lorsque j'ai voulu installer Ubuntu 13.04 sur mon ordinateur portable (HP ENVY 17), j'ai eu ce problème.
Sortie de sudo gdisk -l /dev/sda :
GPT fdisk (gdisk) version 0.8.5
Partition table scan:
MBR: protective
BSD: not present
APM: not present
GPT: present
Found valid GPT with protective MBR; using GPT.
Disk /dev/sda: 1953525168 sectors, 931.5 GiB
Logical sector size: 512 bytes
Disk identifier (GUID): 58F18688-CA8F-4E96-AC22-95B762F30F18
Partition table holds up to 128 entries
First usable sector is 34, last usable sector is 1953525134
Partitions will be aligned on 2048-sector boundaries
Total free space is 3437 sectors (1.7 MiB)
Number Start (sector) End (sector) Size Code Name
1 2048 821247 400.0 MiB 2700 Basic data partition
2 821248 1353727 260.0 MiB EF00 EFI system partition
3 1353728 1615871 128.0 MiB 0C01 Microsoft reserved part
4 1615872 1895444479 903.0 GiB 0700 Basic data partition
5 1895444480 1953523711 27.7 GiB 0700 Basic data partition