Improve some error handling on class name searching

jme3-android-examples/src/main/java/org/jmonkeyengine/jme3androidexamples/MainActivity.java

@@ -295,6 +295,9 @@ public class MainActivity extends AppCompatActivity implements OnItemClickListen
                 Log.i(TAG, "Skipping Class " + className + ". Not a jME Application");
             }
 
+        } catch (NoClassDefFoundError ncdf) {
+            include = false;
+            Log.i(TAG, "Skipping Class " + className + ". No Class Def found.");
         } catch (ClassNotFoundException cnfe) {
             include = false;
             Log.i(TAG, "Skipping Class " + className + ". Class not found.");