[SCENE] [10-27 06:25:31] Failed with exception System.NullReferenceException: Object reference not set to an instance of an object
  at OpenSim.Region.Environment.Scenes.ScenePresence.CrossToNewRegion () [0x00000]
  at OpenSim.Region.Environment.Scenes.ScenePresence.CheckForBorderCrossing () [0x00000]
  at OpenSim.Region.Environment.Scenes.ScenePresence.Update () [0x00000]
  at OpenSim.Region.Environment.Scenes.Scene.UpdateEntities () [0x00000]
  at OpenSim.Region.Environment.Scenes.Scene.Update () [0x00000]
[SCENE] [10-27 06:26:01] Failed with exception System.NullReferenceException: Object reference not set to an instance of an object
  at OpenSim.Region.Environment.Scenes.ScenePresence.CrossToNewRegion () [0x00000]
  at OpenSim.Region.Environment.Scenes.ScenePresence.CheckForBorderCrossing () [0x00000]
  at OpenSim.Region.Environment.Scenes.ScenePresence.Update () [0x00000]
  at OpenSim.Region.Environment.Scenes.Scene.UpdateEntities () [0x00000]
  at OpenSim.Region.Environment.Scenes.Scene.Update () [0x00000]
Stacktrace:

  at (wrapper managed-to-native) Ode.NET.d.WorldQuickStep (intptr,single) <0x00004>
  at (wrapper managed-to-native) Ode.NET.d.WorldQuickStep (intptr,single) <0xffffffff>
  at OpenSim.Region.Physics.OdePlugin.OdeScene.Simulate (single) <0x007ab>
  at OpenSim.Region.Environment.Scenes.Scene.UpdatePhysics (double) <0x00034>
  at OpenSim.Region.Environment.Scenes.Scene.Update () <0x0019c>
  at OpenSim.Region.Environment.Scenes.Scene.Heartbeat (object,System.EventArgs) <0x0000b>
  at (wrapper delegate-invoke) System.MulticastDelegate.invoke_void_object_ElapsedEventArgs (object,System.Timers.ElapsedEventArgs) <0xffffffff>
  at System.Timers.Timer.Callback (object) <0x002b5>
  at (wrapper delegate-invoke) System.MulticastDelegate.invoke_void_object (object) <0xffffffff>
  at (wrapper runtime-invoke) System.Object.runtime_invoke_void_object (object,intptr,intptr,intptr) <0xffffffff>

Native stacktrace: