--- branches/development/src/parallel/Communicator.hpp	2011/11/22 20:38:56	1665
+++ trunk/src/parallel/Communicator.hpp	2012/09/10 18:38:44	1796
@@ -72,8 +72,8 @@ namespace OpenMD{
     static int Length() { return 1; };
   };
   
-  template<> inline MPI::Datatype MPITraits<int>::Type() { return MPI_INT; }
-  template<> inline MPI::Datatype MPITraits<RealType>::Type() { return MPI_REALTYPE; }
+  template<> inline MPI::Datatype MPITraits<int>::Type() { return MPI::INT; }
+  template<> inline MPI::Datatype MPITraits<RealType>::Type() { return MPI::REALTYPE; }
 
   template<class T, unsigned int Dim>
   class MPITraits< Vector<T, Dim> > {
@@ -120,7 +120,6 @@ namespace OpenMD{
         if (nProc % i == 0) nColumns = i;        
       }
         
-      int nRows = nProc / nColumns;
       rowIndex_ = myRank / nColumns;      
       columnIndex_ = myRank % nColumns;