* SceneLoader will no longer crash on missing material

* Compressed ManyLights texture 

git-svn-id: https://jmonkeyengine.googlecode.com/svn/trunk@7206 75d07b2b-3a1a-0410-a2c5-0572b91ccdca

engine/src/ogre/com/jme3/scene/plugins/ogre/SceneLoader.java

@@ -37,6 +37,7 @@ import com.jme3.asset.AssetInfo;
 import com.jme3.asset.AssetKey;
 import com.jme3.asset.AssetLoader;
 import com.jme3.asset.AssetManager;
+import com.jme3.asset.AssetNotFoundException;
 import com.jme3.light.DirectionalLight;
 import com.jme3.light.Light;
 import com.jme3.light.PointLight;
@@ -206,9 +207,13 @@ public class SceneLoader extends DefaultHandler implements AssetLoader {
             assert elementStack.peek().equals("externals");
         }else if (qName.equals("file")){
             assert elementStack.peek().equals("item");
-            materialList = (MaterialList)
-                assetManager.loadAsset(folderName+attribs.getValue("name"));
-
+            String matFile = folderName+attribs.getValue("name");
+            try {
+                materialList = (MaterialList) assetManager.loadAsset(matFile);
+            } catch (AssetNotFoundException ex){
+                materialList = null;
+                logger.log(Level.WARNING, "Cannot locate material file: {0}", matFile);
+            }
         }else if (qName.equals("node")){
             String curElement = elementStack.peek();
             assert curElement.equals("nodes") || curElement.equals("node");

engine/src/test-data/Scenes/ManyLights/Main.material

@@ -11,7 +11,7 @@ material Material
 			emissive 0.000000 0.000000 0.000000 1.000000
 			texture_unit
 			{
-				texture AO.tga
+				texture AO.jpg
 				tex_address_mode wrap
 				filtering trilinear
 			}