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.
It is only really neccessary to have a LOW collision for buildings.. it will automatically copy it and create the HIGH collision for you. Also your main LOD and COL mesh should just be called 'LOD' not 'LOD-city1' etc... Otherwise you are on the right tracks i think.. keep at it.. it will happen