diff --git a/apps/sample/trimesh_isosurface/trimesh_isosurface.cpp b/apps/sample/trimesh_isosurface/trimesh_isosurface.cpp
index bd2ba7bc..d8128719 100644
--- a/apps/sample/trimesh_isosurface/trimesh_isosurface.cpp
+++ b/apps/sample/trimesh_isosurface/trimesh_isosurface.cpp
@@ -28,9 +28,6 @@ struct MyUsedTypes : public UsedTypes<	Use<MyVertex>		::AsVertexType,
 class MyVertex     : public Vertex< MyUsedTypes, vertex::Coord3f>{};
 class MyFace       : public Face< MyUsedTypes, face::VertexRef, face::BitFlags> {};
 
-//class MyVertex  : public vcg::Vertex< ScalarType, MyEdge, MyFace > {};
-//class MyFace		: public vcg::Face< MyVertex, MyEdge, MyFace> {};
-
 class MyMesh		: public vcg::tri::TriMesh< std::vector< MyVertex>, std::vector< MyFace > > {};
 
 
diff --git a/apps/sample/trimesh_optional/trimesh_optional.cpp b/apps/sample/trimesh_optional/trimesh_optional.cpp
index bf7a60df..2532c1fa 100644
--- a/apps/sample/trimesh_optional/trimesh_optional.cpp
+++ b/apps/sample/trimesh_optional/trimesh_optional.cpp
@@ -44,7 +44,7 @@ cmof.face.EnableFFAdjacency();
 
 
   printf("Normal of face 0 is %f %f %f\n\n",cm.face[0].N()[0],cm.face[0].N()[1],cm.face[0].N()[2]);
-  int t0=0,t1=0,t2=0,t3=0;
+  int t0=0,t1=0;
   while(t1-t0<200)
   {
     t0=clock();
@@ -69,7 +69,7 @@ cmof.face.EnableFFAdjacency();
         {
           float q =vi->Q();
           float r =vi->R();
-          int ii = vi - cmof.vert.begin();
+//          int ii = vcg::tri::Index(cmof, *vi);
           assert(q==r);
         }
       }
@@ -82,7 +82,7 @@ cmof.face.EnableFFAdjacency();
         {
           float q =vi->Q();
           float r =vi->R();
-          int ii = vi - cmof.vert.begin();
+//          int ii = vcg::tri::Index(cmof, *vi);
           assert(q==r);
         }
       }
diff --git a/apps/tridecimator/tridecimator.pro b/apps/tridecimator/tridecimator.pro
index 5ad4b21d..71537788 100644
--- a/apps/tridecimator/tridecimator.pro
+++ b/apps/tridecimator/tridecimator.pro
@@ -1,6 +1,5 @@
 
 TARGET = tridecimator
-LIBPATH += 
 DEPENDPATH += ../..
 INCLUDEPATH += . ../..
 CONFIG += console stl debug_and_release