ludelete c4t0d0s0 The boot environment contains the GRUB menu. Attempting to relocate the GRUB menu. /usr/sbin/ludelete: lulib_relocate_grub_slice: not found ERROR: Cannot relocate the GRUB menu in boot environment . ERROR: Cannot delete boot environment . Unable to delete boot environment. bash-3.00# newfs /dev/rdsk/c4t0d0s0 newfs: /dev/rdsk/c4t0d0s0 last mounted as /.alt.tmp.b-GE.mnt newfs: construct a new file system /dev/rdsk/c4t0d0s0: (y/n)? y Warning: 1222 sector(s) in last cylinder unallocated /dev/rdsk/c4t0d0s0: 20482874 sectors in 3334 cylinders of 48 tracks, 128 sectors 10001.4MB in 209 cyl groups (16 c/g, 48.00MB/g, 5824 i/g) super-block backups (for fsck -F ufs -o b=#) at: 32, 98464, 196896, 295328, 393760, 492192, 590624, 689056, 787488, 885920, 19563424, 19661856, 19760288, 19858720, 19957152, 20055584, 20154016, 20252448, 20350880, 20449312 bash-3.00# ludelete c4t0d0s0 ERROR: No suitable Solaris slice found on boot disk: ERROR: Create a Live Upgrade boot environment on the boot disk or boot from an alternate disk ERROR: Cannot determine logical boot slice. Unable to delete boot environment. bash-3.00# lustatus Boot Environment Is Active Active Can Copy Name Complete Now On Reboot Delete Status -------------------------- -------- ------ --------- ------ ---------- c4t0d0s0 yes no no yes - sol10-u4 yes yes yes no -