DayZ Commander Trouble, need to help my friend

[supapao 2]

Hi, i am trying to help my friend out, we always play DayZ and in the recent 1.7.3 patch he has been having problems suchs as unfound versions, http://imgur.com/VACnO. Please help.

[Solitude 42]

Tell him to re-install DayZ Commander, and make sure it's not blocked by firewalls or any other possible internet blockages. :)