diff --git a/Shaders/include/overlay.vert.glsl b/Shaders/include/overlay.vert.glsl
index fa7c349a..1c6a55f2 100755
--- a/Shaders/include/overlay.vert.glsl
+++ b/Shaders/include/overlay.vert.glsl
@@ -16,7 +16,7 @@ precision highp float;
 
 in vec3 pos;
 in vec3 nor;
-#ifdef _BaseTex
+#ifdef _Tex
 	in vec2 tex;
 #endif
 #ifdef _VCols
diff --git a/blender/exporter.py b/blender/exporter.py
index 763d398a..0f6c4263 100755
--- a/blender/exporter.py
+++ b/blender/exporter.py
@@ -842,7 +842,7 @@ class ArmoryExporter:
             # We might still be exporting sampled animation below.
             o['transform'] = {}
 
-            if (sampledAnimation):
+            if sampledAnimation:
                 o['transform']['target'] = "transform"
 
             o['transform']['values'] = self.write_matrix(bobject.matrix_local)
@@ -2009,7 +2009,7 @@ class ArmoryExporter:
         o['shadows_bias'] = objref.lamp_shadows_bias
         if o['type'] == 'sun': # Scale bias for ortho light matrix
             o['shadows_bias'] *= 10.0
-        if objtype == 'POINT' and objref.shadow_soft_size > 0.1: # Point only for now
+        if (objtype == 'POINT' or objtype == 'SPOT') and objref.shadow_soft_size > 0.1: # No sun for now
             lamp_size = objref.shadow_soft_size
             # Slightly higher bias for high sizes
             if lamp_size > 1:
diff --git a/blender/props_navigation.py b/blender/props_navigation.py
index b74eda34..a68bcc8a 100755
--- a/blender/props_navigation.py
+++ b/blender/props_navigation.py
@@ -12,18 +12,18 @@ class ArmoryGenerateNavmeshButton(bpy.types.Operator):
         if obj == None or obj.type != 'MESH':
             return{'CANCELLED'}
 
-        # TODO: build tilecache instead
-        # export_obj()
-
-        # For visualization
-        # bpy.ops.mesh.navmesh_make('EXEC_DEFAULT')
-        # obj = context.active_object
-        # obj.hide_render = True
+        # TODO: build tilecache here
 
         # Navmesh trait
-        # obj.my_traitlist.add()
-        # obj.my_traitlist[-1].type_prop = 'Bundled Script'
-        # obj.my_traitlist[-1].class_name_prop = 'NavMesh'
+        obj.my_traitlist.add()
+        obj.my_traitlist[-1].type_prop = 'Bundled Script'
+        obj.my_traitlist[-1].class_name_prop = 'NavMesh'
+
+        # For visualization
+        bpy.ops.mesh.navmesh_make('EXEC_DEFAULT')
+        obj = context.active_object
+        obj.hide_render = True
+        obj.game_export = False
 
         return{'FINISHED'}
 
@@ -43,8 +43,7 @@ class ScenePropsPanel(bpy.types.Panel):
         
 
 def register():
-    pass
-    # bpy.utils.register_module(__name__)
+    bpy.utils.register_module(__name__)
 
 def unregister():
     bpy.utils.unregister_module(__name__)