and now.. seems to work.. but does it really work?

OpenSim/Region/PhysicsModules/UbitMeshing/Meshmerizer.cs

@@ -95,6 +95,9 @@ namespace OpenSim.Region.PhysicsModule.UbitMeshing
             IConfig start_config = config.Configs["Startup"];
             IConfig mesh_config = config.Configs["Mesh"];
 
+            string mesher = start_config.GetString("meshing", string.Empty);
+            if (mesher == Name)
+            {
 
                 float fcache = 48.0f;
                 //            float fcache = 0.02f;
@@ -114,10 +117,11 @@ namespace OpenSim.Region.PhysicsModule.UbitMeshing
                         doMeshFileCache = false;
                         doCacheExpire = false;
                     }
+                    m_Enabled = true;
                 }
 
                 CacheExpire = TimeSpan.FromHours(fcache);
-
+            }
         }
         public void Close()
         {

OpenSim/Region/PhysicsModules/UbitOde/OdeScene.cs

@@ -408,8 +408,13 @@ namespace OpenSim.Region.PhysicsModule.UbitOde
 
             mesher = scene.RequestModuleInterface<IMesher>();
             if (mesher == null)
-                m_log.WarnFormat("{0} No mesher. Things will not work well.", LogHeader);
+            {
+                m_log.WarnFormat("{0} No mesher. module disabled", LogHeader);
+                m_Enabled = false;
+                return;
+            }
 
+            region_loaded();
             scene.PhysicsEnabled = true;
         }
         #endregion
@@ -508,7 +513,10 @@ namespace OpenSim.Region.PhysicsModule.UbitOde
 
             m_suportCombine = false;
             //            checkThread();
+        }
 
+        private void region_loaded()
+        {
             string ode_config = d.GetConfiguration();
             if (ode_config != null && ode_config != "")
             {

prebuild.xml

@@ -1609,6 +1609,8 @@
       <Reference name="System.Core"/>
       <Reference name="System.Data"/>
       <Reference name="System.Xml"/>
+      <Reference name="OpenSim.Framework"/>	  
+	  <Reference name="Mono.Addins" path="../../../../bin/"/>
 	  
       <Files>
         <Match pattern="*.cs" recurse="true">