Microsoft Dynamics NAV 5.0 SP1 Update 2 is released for wide number of countries:
It could be downloaded from partnersouce:
If somebody will want to use it, please pay attention: you need make full upgrade of database (update converts db and there is no way back) including objects, to have everything OK.
PS. update 2 doesn't include some latest fixes released for NAV 5.0 SP1. there will be separate miniupdate for update2 with adding all missing fixes in it.