* Fixed issue with an exception getting silenced when MTL was loaded for an OBJ file

git-svn-id: https://jmonkeyengine.googlecode.com/svn/trunk@8582 75d07b2b-3a1a-0410-a2c5-0572b91ccdca

engine/src/core-plugins/com/jme3/scene/plugins/OBJLoader.java

@@ -327,7 +327,7 @@ public final class OBJLoader implements AssetLoader {
         try {
             matList = (MaterialList) assetManager.loadAsset(key.getFolder() + name);
         } catch (AssetNotFoundException ex){
-            throw new AssetNotFoundException("Cannot find material " + name + " for model " + key.getName());
+            throw new AssetNotFoundException("Cannot load or find material " + name + " for model " + key.getName(), ex);
         }
 
         if (matList != null){

engine/src/core/com/jme3/asset/AssetNotFoundException.java

@@ -11,4 +11,7 @@ public class AssetNotFoundException extends RuntimeException {
     public AssetNotFoundException(String message){
         super(message);
     }
+    public AssetNotFoundException(String message, Exception ex){
+        super(message, ex);
+    }
 }