diff --git a/sdk/jme3-navmesh-gen/src/com/jme3/gde/nmgen/wizard/NewNavMeshWizardAction.java b/sdk/jme3-navmesh-gen/src/com/jme3/gde/nmgen/wizard/NewNavMeshWizardAction.java
index f4aac9718..f11c4efa8 100644
--- a/sdk/jme3-navmesh-gen/src/com/jme3/gde/nmgen/wizard/NewNavMeshWizardAction.java
+++ b/sdk/jme3-navmesh-gen/src/com/jme3/gde/nmgen/wizard/NewNavMeshWizardAction.java
@@ -25,6 +25,8 @@ import java.util.List;
 import javax.swing.JComponent;
 import jme3tools.optimize.GeometryBatchFactory;
 import org.critterai.nmgen.IntermediateData;
+import org.netbeans.api.progress.ProgressHandle;
+import org.netbeans.api.progress.ProgressHandleFactory;
 import org.openide.DialogDisplayer;
 import org.openide.WizardDescriptor;
 
@@ -61,28 +63,34 @@ public final class NewNavMeshWizardAction extends AbstractNewSpatialWizardAction
         if (configuration == null) {
             return null;
         }
-        //TODO: maybe offload to other thread..
-        WizardDescriptor wizardDescriptor = (WizardDescriptor) configuration;
+        ProgressHandle progressHandle = ProgressHandleFactory.createHandle("Generating NavMesh");
+        progressHandle.start();
+        final Geometry navMesh = new Geometry("NavMesh");
+        try {
+            //TODO: maybe offload to other thread..
+            WizardDescriptor wizardDescriptor = (WizardDescriptor) configuration;
 
-        NavMeshGenerator generator = (NavMeshGenerator) wizardDescriptor.getProperty("generator");
-        IntermediateData id = new IntermediateData();
+            NavMeshGenerator generator = (NavMeshGenerator) wizardDescriptor.getProperty("generator");
+            IntermediateData id = new IntermediateData();
 
-        generator.setIntermediateData(null);
+            generator.setIntermediateData(null);
 
-        Mesh mesh = new Mesh();
+            Mesh mesh = new Mesh();
 
-        GeometryBatchFactory.mergeGeometries(findGeometries(rootNode, new LinkedList<Geometry>(), generator), mesh);
-        Mesh optiMesh = generator.optimize(mesh);
-        if(optiMesh == null) return null;
+            GeometryBatchFactory.mergeGeometries(findGeometries(rootNode, new LinkedList<Geometry>(), generator), mesh);
+            Mesh optiMesh = generator.optimize(mesh);
+            if(optiMesh == null) return null;
 
-        final Geometry navMesh = new Geometry("NavMesh");
-        Material material = new Material(pm, "Common/MatDefs/Misc/Unshaded.j3md");
-        material.getAdditionalRenderState().setWireframe(true);
-        material.setColor("Color", ColorRGBA.Green);
-        navMesh.setMaterial(material);
-        navMesh.setMesh(optiMesh);
-        navMesh.setCullHint(CullHint.Always);
-        navMesh.setModelBound(new BoundingBox());
+            Material material = new Material(pm, "Common/MatDefs/Misc/Unshaded.j3md");
+            material.getAdditionalRenderState().setWireframe(true);
+            material.setColor("Color", ColorRGBA.Green);
+            navMesh.setMaterial(material);
+            navMesh.setMesh(optiMesh);
+            navMesh.setCullHint(CullHint.Always);
+            navMesh.setModelBound(new BoundingBox());
+        } finally {
+            progressHandle.finish();
+        }
 
         return navMesh;
     }
diff --git a/sdk/jme3-terrain-editor/src/com/jme3/gde/terraineditor/tools/GenerateTerrainEntropiesAction.java b/sdk/jme3-terrain-editor/src/com/jme3/gde/terraineditor/tools/GenerateTerrainEntropiesAction.java
index 93c4a5490..1c43d256e 100644
--- a/sdk/jme3-terrain-editor/src/com/jme3/gde/terraineditor/tools/GenerateTerrainEntropiesAction.java
+++ b/sdk/jme3-terrain-editor/src/com/jme3/gde/terraineditor/tools/GenerateTerrainEntropiesAction.java
@@ -8,9 +8,10 @@ import com.jme3.gde.core.sceneexplorer.nodes.AbstractSceneExplorerNode;
 import com.jme3.gde.core.sceneexplorer.nodes.JmeTerrainQuad;
 import com.jme3.gde.core.sceneexplorer.nodes.actions.AbstractToolAction;
 import com.jme3.gde.core.sceneexplorer.nodes.actions.ToolAction;
-import com.jme3.scene.Geometry;
 import com.jme3.scene.Node;
 import com.jme3.terrain.geomipmap.TerrainQuad;
+import org.netbeans.api.progress.ProgressHandle;
+import org.netbeans.api.progress.ProgressHandleFactory;
 
 /**
  *
@@ -22,12 +23,18 @@ public class GenerateTerrainEntropiesAction extends AbstractToolAction {
     public GenerateTerrainEntropiesAction() {
         name = "Generate Entropies";
     }
-    
+
     @Override
     protected Object doApplyTool(AbstractSceneExplorerNode rootNode) {
         Node terrain = rootNode.getLookup().lookup(Node.class);
-        if (terrain instanceof TerrainQuad) { // it should be terrain anyways
-            ((TerrainQuad)terrain).generateEntropy(null); //TODO hook up to progress monitor
+        ProgressHandle progressHandle = ProgressHandleFactory.createHandle("Generating Entropies");
+        progressHandle.start();
+        try {
+            if (terrain instanceof TerrainQuad) { // it should be terrain anyways
+                ((TerrainQuad) terrain).generateEntropy(null); //TODO hook up to progress monitor
+            }
+        } finally {
+            progressHandle.finish();
         }
         return true;
     }
@@ -40,5 +47,4 @@ public class GenerateTerrainEntropiesAction extends AbstractToolAction {
     public Class<?> getNodeClass() {
         return JmeTerrainQuad.class;
     }
-    
 }