Savegame has been uploaded to the server under the name of "Strange crash bartomanboy December 29 (1.7.0.6 & 1.7.0.7).dwg"
P.S. The crashdump
Distant Worlds - Crash Dump - 1.7.0.6
21:10:05 Thursday, December 29, 2011
System.NullReferenceException: Object reference not set to an instance of an object.
at DistantWorlds.Types.Empire.TakeOwnershipOfColony(Habitat colony, Empire newEmpire, Boolean destroyBases, Boolean destroyTroops)
at DistantWorlds.Types.Habitat.ResolveInvasionBattles(TimeSpan timePassed, Galaxy galaxy)
at DistantWorlds.Types.Habitat.DoTasks(DateTime time)
at DistantWorlds.Main.ophylqQI7sSgmeeKuqI(Object , DateTime )
at DistantWorlds.Main.dh3xvtC4jT(DateTime , Int64 , BuiltObjectList , Boolean )
at DistantWorlds.Main.ProgramLoop()
--- COMPLETE ---