--- trunk/OOPSE/libmdtools/SimInfo.cpp	2004/05/26 16:41:23	1197
+++ trunk/OOPSE/libmdtools/SimInfo.cpp	2004/05/27 00:48:12	1198
@@ -610,6 +610,9 @@ void getFortranGroupArray(SimInfo* info, vector<double
     }//end for(myCutoffGroup =myMols[i].beginCutoffGroup(iterCutoff))
 
   }//end for(int i  = 0; i < numMol; i++)
-  
-  ngroup = groupStart.size();
+
+
+  //The last cutoff group need more element to indicate the end of the cutoff 
+  groupStart.push_back(curIndex);
+  ngroup = groupStart.size() - 1;
 }