05:07:37 - [PHYSICS]: Added physics engine: OpenDynamicsEngine
05:07:37 - [PHYSICS]: Added physics engine: POS
05:07:37 - [APPLICATION]:
APPLICATION EXCEPTION DETECTED: System.UnhandledExceptionEventArgs

Exception: System.DllNotFoundException: lib64/libPhysXWrapper.so
  at (wrapper managed-to-native) OpenSim.Region.Physics.PhysXPlugin.PxAPIManager/PxAPI:initialize ()
  at OpenSim.Region.Physics.PhysXPlugin.PxAPIManager.Initialize () [0x00001] in /home/osgrid/PHYSX/moses-physx/opensim/OpenSim/Region/Physics/PhysXPlugin/PxAPIManager.cs:102
  at OpenSim.Region.Physics.PhysXPlugin.PxPlugin.Init () [0x00007] in /home/osgrid/PHYSX/moses-physx/opensim/OpenSim/Region/Physics/PhysXPlugin/PxPlugin.cs:69
  at OpenSim.Region.Physics.Manager.PhysicsPluginManager.LoadPluginsFromAssembly (System.String assemblyPath) [0x00109] in /home/osgrid/PHYSX/moses-physx/opensim/OpenSim/Region/Physics/Manager/PhysicsPluginManager.cs:181
  at OpenSim.Region.Physics.Manager.PhysicsPluginManager.LoadPluginsFromAssemblies (System.String assembliesPath) [0x00019] in /home/osgrid/PHYSX/moses-physx/opensim/OpenSim/Region/Physics/Manager/PhysicsPluginManager.cs:121
  at OpenSim.Region.ClientStack.RegionApplicationBase.GetPhysicsScene (System.String engine, System.String meshEngine, IConfigSource config, System.String osSceneIdentifier, Vector3 regionExtent) [0x0000d] in /home/osgrid/PHYSX/moses-physx/opensim/OpenSim/Region/ClientStack/RegionApplicationBase.cs:131
  at OpenSim.OpenSimBase.GetPhysicsScene (System.String osSceneIdentifier, Vector3 regionExtent) [0x00020] in /home/osgrid/PHYSX/moses-physx/opensim/OpenSim/Region/Application/OpenSimBase.cs:899
  at OpenSim.OpenSimBase.CreateScene (OpenSim.Framework.RegionInfo regionInfo, ISimulationDataService simDataService, IEstateDataService estateDataService, OpenSim.Framework.AgentCircuitManager circuitManager) [0x00028] in /home/osgrid/PHYSX/moses-physx/opensim/OpenSim/Region/Application/OpenSimBase.cs:849
  at OpenSim.OpenSimBase.SetupScene (OpenSim.Framework.RegionInfo regionInfo, Int32 proxyOffset, IConfigSource configSource, System.Collections.Generic.List`1& clientServer) [0x0006c] in /home/osgrid/PHYSX/moses-physx/opensim/OpenSim/Region/Application/OpenSimBase.cs:821
  at OpenSim.OpenSimBase.CreateRegion (OpenSim.Framework.RegionInfo regionInfo, Boolean portadd_flag, Boolean do_post_init, IScene& mscene) [0x000f6] in /home/osgrid/PHYSX/moses-physx/opensim/OpenSim/Region/Application/OpenSimBase.cs:506
  at OpenSim.OpenSimBase.CreateRegion (OpenSim.Framework.RegionInfo regionInfo, Boolean portadd_flag, IScene& scene) [0x00006] in /home/osgrid/PHYSX/moses-physx/opensim/OpenSim/Region/Application/OpenSimBase.cs:460
  at OpenSim.ApplicationPlugins.LoadRegions.LoadRegionsPlugin.PostInitialise () [0x00141] in /home/osgrid/PHYSX/moses-physx/opensim/OpenSim/ApplicationPlugins/LoadRegions/LoadRegionsPlugin.cs:132
  at OpenSim.OpenSimBase.StartupSpecific () [0x00301] in /home/osgrid/PHYSX/moses-physx/opensim/OpenSim/Region/Application/OpenSimBase.cs:369
  at OpenSim.OpenSim.StartupSpecific () [0x00121] in /home/osgrid/PHYSX/moses-physx/opensim/OpenSim/Region/Application/OpenSim.cs:169
  at OpenSim.Framework.Servers.BaseOpenSimServer.Startup () [0x00002] in /home/osgrid/PHYSX/moses-physx/opensim/OpenSim/Framework/Servers/BaseOpenSimServer.cs:150
  at OpenSim.Application.Main (System.String[] args) [0x00409] in /home/osgrid/PHYSX/moses-physx/opensim/OpenSim/Region/Application/Application.cs:325

Application is terminating: True

however...

 ls -l lib64/libPhysXWrapper.so
-rwxr-xr-x 1 osgrid users 1610119 Jan  6 04:51 lib64/libPhysXWrapper.so


so what gives?