```
vyos@vyos# delete interfaces ethernet eth0 vif 201 address dhcp
vyos@vyos# set interfaces ethernet eth0 vif 201 address 172.18.201.10/24
vyos@vyos# commit
[ interfaces ethernet eth0 vif 201 address dhcp ]
sed: can't read /var/lib/dhcp/dhclient_eth0.201.leases: No such file or director y
Usage: grep [OPTION]... PATTERN [FILE]...
Try 'grep --help' for more information.
```
The commit is performed but the error message is annoying.