From 9f7b27351741f355304aef27653f119bdf4df3d4 Mon Sep 17 00:00:00 2001
From: "nor..67" <normen667@gmail.com>
Date: Tue, 5 Feb 2013 19:28:10 +0000
Subject: [PATCH] - fix possible NPE in BulletAppState

git-svn-id: https://jmonkeyengine.googlecode.com/svn/trunk@10344 75d07b2b-3a1a-0410-a2c5-0572b91ccdca
---
 .../src/bullet-common/com/jme3/bullet/BulletAppState.java   | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/engine/src/bullet-common/com/jme3/bullet/BulletAppState.java b/engine/src/bullet-common/com/jme3/bullet/BulletAppState.java
index 61165c3dd..cdf93479d 100644
--- a/engine/src/bullet-common/com/jme3/bullet/BulletAppState.java
+++ b/engine/src/bullet-common/com/jme3/bullet/BulletAppState.java
@@ -212,14 +212,16 @@ public class BulletAppState implements AppState, PhysicsTickListener {
     }
 
     public void update(float tpf) {
-        if (debugEnabled && debugAppState == null) {
+        if (debugEnabled && debugAppState == null && pSpace != null) {
             debugAppState = new BulletDebugAppState(pSpace);
             stateManager.attach(debugAppState);
             pSpace.enableDebug(app.getAssetManager());
         } else if (!debugEnabled && debugAppState != null) {
             stateManager.detach(debugAppState);
             debugAppState = null;
-            pSpace.enableDebug(null);
+            if (pSpace != null) {
+                pSpace.enableDebug(null);
+            }
         }
         //TODO: remove when deprecation of PhysicsSpace.enableDebug is through
         if (pSpace.getDebugManager() != null && !debugEnabled) {