Person@computer:~$ sudo pvs /dev/sdc: open failed: No medium located /dev/sdd: open up unsuccessful: No medium found /dev/sde: open failed: No medium identified /dev/sdf: open unsuccessful: No medium uncovered /dev/sdc: open failed: No medium found /dev/sdd: open failed: No medium located /dev/sde: open up unsuccessful: No medium uncovered /dev/sdf: open up https://mount20874.wikijournalist.com/4488903/self_things_to_know_before_you_buy