Basically to set an partition active from the OpenSolaris live cd is this: fdisk /dev/rdsk/c0t0d0p0 (in case c0t0d0 is your hdd)
Total disk size is 19457 cylinders Cylinder size is 16065 (512 byte) blocks Cylinders Partition Status Type Start End Length % ========= ====== ============ ===== === ====== === 1 Other OS 0 191 192 1 2 IFS: NTFS 191 9879 9689 50 3 Active Solaris2 9880 19453 9574 49 SELECT ONE OF THE FOLLOWING: 1. Create a partition 2. Specify the active partition 3. Delete a partition 4. Change between Solaris and Solaris2 Partition IDs 5. Exit (update disk configuration and exit) 6. Cancel (exit without updating disk configuration) Enter Selection: Just specify your active partition with option 2 :D Regards This message posted from opensolaris.org