local host_session = hosts[host];
if not host_session then return nil, "The host "..tostring(host).." is not activated"; end
log("info", "Deactivating host: %s", host);
local host_session = hosts[host];
if not host_session then return nil, "The host "..tostring(host).." is not activated"; end
log("info", "Deactivating host: %s", host);