Hello, I installed OMV this afternoon on a spare server I had however I am having trouble fully configuring it, I can SSH into the box and ping the outside world, as well as see 
the webgui, however if I try to install any plugins I get the following error message
Code
Reading package lists...
>>> *************** Error ***************
Failed to execute command 'export LANG=C; export DEBIAN_FRONTEND=noninteractive; apt-get --yes --force-yes --fix-missing --allow-unauthenticated --reinstall install openmediavault-usbbackup 2>&1': Reading package lists...
Building dependency tree...
Reading state information...
The following NEW packages will be installed:
openmediavault-usbbackup
0 upgraded, 1 newly installed, 0 to remove and 0 not upgraded.
Need to get 35.5 kB of archives.
After this operation, 355 kB of additional disk space will be used.
WARNING: The following packages cannot be authenticated!
openmediavault-usbbackup
Authentication warning overridden.
Err http://packages.openmediavault.org/public/ stoneburner/main openmediavault-usbbackup all 2.1
Something wicked happened resolving 'packages.openmediavault.org:http' (-5 - No address associated with hostname)
Failed to fetch http://packages.openmediavault.org/public/pool/main/o/openmediavault-usbbackup/openmediavault-usbbackup_2.1_all.deb Something wicked happened resolving 'packages.openmediavault.org:http' (-5 - No address associated with hostname)
E: Internal Error, ordering was unable to handle the media swap
<<< *************************************
>>> *************** Error ***************
Failed to execute command 'export LANG=C; export DEBIAN_FRONTEND=noninteractive; apt-get --yes --force-yes --fix-missing --allow-unauthenticated --reinstall install openmediavault-usbbackup 2>&1': Reading package lists...
Building dependency tree...
Reading state information...
The following NEW packages will be installed:
openmediavault-usbbackup
0 upgraded, 1 newly installed, 0 to remove and 0 not upgraded.
Need to get 35.5 kB of archives.
After this operation, 355 kB of additional disk space will be used.
WARNING: The following packages cannot be authenticated!
openmediavault-usbbackup
Authentication warning overridden.
Err http://packages.openmediavault.org/public/ stoneburner/main openmediavault-usbbackup all 2.1
Something wicked happened resolving 'packages.openmediavault.org:http' (-5 - No address associated with hostname)
Failed to fetch http://packages.openmediavault.org/public/pool/main/o/openmediavault-usbbackup/openmediavault-usbbackup_2.1_all.deb Something wicked happened resolving 'packages.openmediavault.org:http' (-5 - No address associated with hostname)
E: Internal Error, ordering was unable to handle the media swap
<<< *************************************Any help would be appreciated.