Last Month the Japanese try to retrive this mod a little bit more. They played in the at 2pm CET. At the moment the gametracker,com Server Monitorring is off. Hope soon they turn it on. The ranking seems to work.
I think you should just start again from the April 11th version (unless someone finds a fix asap). I know how you can get back the static objects you have already placed in these few days, if you are worrying about loosing the work you have done on the fences and stuff