```bash: cd: /opt/etc/elo: No such file or directory
chris@debian:~$ cd /etc/opt/elo-mt-usb
chris@debian:/etc/opt/elo-mt-usb$ sudo ./cplcommand
[sudo] password for chris: 
sudo: ./cplcommand: command not found
chris@debian:/etc/opt/elo-mt-usb$ 

```