diff --git a/vcg/complex/algorithms/curve_on_manifold.h b/vcg/complex/algorithms/curve_on_manifold.h
index 4415ad83..c791667e 100644
--- a/vcg/complex/algorithms/curve_on_manifold.h
+++ b/vcg/complex/algorithms/curve_on_manifold.h
@@ -129,6 +129,13 @@ public:
       return vcg::tri::GetClosestFaceBase(base,uniformGrid,p, this->par.gridBailout, closestDist, closestP,closestN,ip);
     }
 
+  FaceType *GetClosestFaceIP(const CoordType &p, CoordType &ip, CoordType &in)
+    {
+      ScalarType closestDist;
+      CoordType closestP;
+      return vcg::tri::GetClosestFaceBase(base,uniformGrid,p, this->par.gridBailout, closestDist, closestP,in,ip);
+    }
+
   FaceType *GetClosestFacePoint(const CoordType &p, CoordType &closestP)
   {
     ScalarType closestDist;
diff --git a/vcg/space/box3.h b/vcg/space/box3.h
index f9e3fccd..69906ce5 100644
--- a/vcg/space/box3.h
+++ b/vcg/space/box3.h
@@ -323,6 +323,7 @@ void Add( const Point3<BoxScalarType> & p, const BoxScalarType radius )
 
 template <class T> Box3<T> Point3<T>::GetBBox(Box3<T> &bb) const {
  bb.Set( *this );
+ return bb;
 }
 
 
diff --git a/wrap/io_trimesh/import_ply.h b/wrap/io_trimesh/import_ply.h
index 52f4463a..a37e9240 100644
--- a/wrap/io_trimesh/import_ply.h
+++ b/wrap/io_trimesh/import_ply.h
@@ -115,7 +115,7 @@ struct LoadPly_VertAux
     S p[3];
     S n[3];
     int flags;
-    float q; // the confidence
+    S q; // the confidence
     float intensity;
     unsigned char r;
     unsigned char g;
@@ -189,7 +189,7 @@ static const  PropDescriptor &VertDesc(int i)
 /*27*/ {"vertex", "nx",            ply::T_DOUBLE, PlyType<ScalarType>(),offsetof(LoadPly_VertAux<ScalarType>,n)                       ,0,0,0,0,0  ,0},
 /*28*/ {"vertex", "ny",            ply::T_DOUBLE, PlyType<ScalarType>(),offsetof(LoadPly_VertAux<ScalarType>,n) + 1*sizeof(ScalarType),0,0,0,0,0  ,0},
 /*29*/ {"vertex", "nz",            ply::T_DOUBLE, PlyType<ScalarType>(),offsetof(LoadPly_VertAux<ScalarType>,n) + 2*sizeof(ScalarType),0,0,0,0,0  ,0},
-/*30*/ {"vertex", "radius",        ply::T_DOUBLE, ply::T_FLOAT,         offsetof(LoadPly_VertAux<ScalarType>,radius),0,0,0,0,0  ,0},
+/*30*/ {"vertex", "radius",        ply::T_DOUBLE, PlyType<ScalarType>(),offsetof(LoadPly_VertAux<ScalarType>,radius),0,0,0,0,0  ,0},
 /*31*/ {"vertex", "quality",       ply::T_DOUBLE, PlyType<ScalarType>(),offsetof(LoadPly_VertAux<ScalarType>,q),0,0,0,0,0  ,0}
     };
     return pv[i];