Hi
Ubuntu 16.04.5
after I set a name for log file and ENTER to start installation, I got this message
lsblk: dm-1: failed to get device path
lsblk: dm-10: failed to get device path
lsblk: dm-8: failed to get device path
lsblk: dm-6: failed to get device path
lsblk: dm-4: failed to get device path
lsblk: dm-13: failed to get device path
lsblk: dm-2: failed to get device path
lsblk: dm-11: failed to get device path
lsblk: dm-0: failed to get device path
lsblk: dm-9: failed to get device path
lsblk: dm-7: failed to get device path
lsblk: dm-1: failed to get device path
lsblk: dm-2: failed to get device path
lsblk: dm-0: failed to get device path
lsblk: dm-3: failed to get device path
lsblk: dm-5: failed to get device path
lsblk: dm-3: failed to get device path
lsblk: dm-12: failed to get device path
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
loop1 7:1 0 1T 0 loop /
loop13 7:13 0 30G 0 loop
loop11 7:11 0 30G 0 loop
sdb 8:16 0 1.8T 0 disk
`-sdb1 8:17 0 1.8T 0 part
loop8 7:8 0 1T 0 loop
loop6 7:6 0 30G 0 loop
loop4 7:4 0 400G 0 loop
loop2 7:2 0 400G 0 loop
loop0 7:0 0 30G 0 loop
loop12 7:12 0 400G 0 loop
sdc 8:32 0 1.8T 0 disk
`-sdc1 8:33 0 1.8T 0 part
loop9 7:9 0 1T 0 loop
loop10 7:10 0 400G 0 loop
sda 8:0 0 1.8T 0 disk
|-sda2 8:2 0 256M 0 part
|-sda3 8:3 0 1.8T 0 part
`-sda1 8:1 1M 0 part
loop7 7:7 0 30G 0 loop
loop5 7:5 0 30G 0 loop
loop3 7:3 0 1T 0 loop