diff --git a/engine/src/bullet-common/com/jme3/bullet/control/CharacterControl.java b/engine/src/bullet-common/com/jme3/bullet/control/CharacterControl.java
index 2acac5316..909328a93 100644
--- a/engine/src/bullet-common/com/jme3/bullet/control/CharacterControl.java
+++ b/engine/src/bullet-common/com/jme3/bullet/control/CharacterControl.java
@@ -79,14 +79,9 @@ public class CharacterControl extends PhysicsCharacter implements PhysicsControl
     }
 
     public void setSpatial(Spatial spatial) {
-        if (getUserObject() == null || getUserObject() == this.spatial) {
-            setUserObject(spatial);
-        }
         this.spatial = spatial;
+        setUserObject(spatial);
         if (spatial == null) {
-            if (getUserObject() == spatial) {
-                setUserObject(null);
-            }
             return;
         }
         setPhysicsLocation(getSpatialTranslation());
diff --git a/engine/src/bullet-common/com/jme3/bullet/control/GhostControl.java b/engine/src/bullet-common/com/jme3/bullet/control/GhostControl.java
index 99e598480..38ec0dd31 100644
--- a/engine/src/bullet-common/com/jme3/bullet/control/GhostControl.java
+++ b/engine/src/bullet-common/com/jme3/bullet/control/GhostControl.java
@@ -81,14 +81,9 @@ public class GhostControl extends PhysicsGhostObject implements PhysicsControl {
     }
 
     public void setSpatial(Spatial spatial) {
-        if (getUserObject() == null || getUserObject() == this.spatial) {
-            setUserObject(spatial);
-        }
         this.spatial = spatial;
+        setUserObject(spatial);
         if (spatial == null) {
-            if (getUserObject() == spatial) {
-                setUserObject(null);
-            }
             return;
         }
         setPhysicsLocation(getSpatialTranslation());
diff --git a/engine/src/bullet-common/com/jme3/bullet/control/PhysicsControl.java b/engine/src/bullet-common/com/jme3/bullet/control/PhysicsControl.java
index ba6515789..3d6e98cc8 100644
--- a/engine/src/bullet-common/com/jme3/bullet/control/PhysicsControl.java
+++ b/engine/src/bullet-common/com/jme3/bullet/control/PhysicsControl.java
@@ -13,6 +13,10 @@ import com.jme3.scene.control.Control;
  */
 public interface PhysicsControl extends Control {
 
+    /**
+     * Only used internally, do not call.
+     * @param space 
+     */
     public void setPhysicsSpace(PhysicsSpace space);
 
     public PhysicsSpace getPhysicsSpace();
diff --git a/engine/src/bullet-common/com/jme3/bullet/control/RigidBodyControl.java b/engine/src/bullet-common/com/jme3/bullet/control/RigidBodyControl.java
index 4fbce1e33..0c0297833 100644
--- a/engine/src/bullet-common/com/jme3/bullet/control/RigidBodyControl.java
+++ b/engine/src/bullet-common/com/jme3/bullet/control/RigidBodyControl.java
@@ -91,16 +91,9 @@ public class RigidBodyControl extends PhysicsRigidBody implements PhysicsControl
     }
 
     public void setSpatial(Spatial spatial) {
-        if (getUserObject() == null || getUserObject() == this.spatial) {
-            setUserObject(spatial);
-        }
         this.spatial = spatial;
+        setUserObject(spatial);
         if (spatial == null) {
-            if (getUserObject() == spatial) {
-                setUserObject(null);
-            }
-            spatial = null;
-            collisionShape = null;
             return;
         }
         if (collisionShape == null) {
diff --git a/engine/src/bullet-common/com/jme3/bullet/control/VehicleControl.java b/engine/src/bullet-common/com/jme3/bullet/control/VehicleControl.java
index 0f04f41c8..61413fb86 100644
--- a/engine/src/bullet-common/com/jme3/bullet/control/VehicleControl.java
+++ b/engine/src/bullet-common/com/jme3/bullet/control/VehicleControl.java
@@ -133,16 +133,9 @@ public class VehicleControl extends PhysicsVehicle implements PhysicsControl {
     }
 
     public void setSpatial(Spatial spatial) {
-        if (getUserObject() == null || getUserObject() == this.spatial) {
-            setUserObject(spatial);
-        }
         this.spatial = spatial;
+        setUserObject(spatial);
         if (spatial == null) {
-            if (getUserObject() == spatial) {
-                setUserObject(null);
-            }
-            this.spatial = null;
-            this.collisionShape = null;
             return;
         }
         setPhysicsLocation(getSpatialTranslation());