--- trunk/OOPSE-1.0/libmdtools/ForceFields.cpp	2004/07/16 18:58:03	1334
+++ trunk/OOPSE-1.0/libmdtools/ForceFields.cpp	2004/07/19 18:55:02	1350
@@ -191,6 +191,11 @@ void ForceFields::doForces( int calcPot, int calcStres
 	     "Error returned from the fortran force calculation.\n" );
     painCave.isFatal = 1;
     simError();
+  }
+
+  // collect the atomic forces onto rigid bodies
+  for(i=0; i<entry_plug->n_mol; i++ ){
+    entry_plug->molecules[i].atoms2rigidBodies();
   }
 
   if (entry_plug->useSolidThermInt && !entry_plug->useLiquidThermInt) {
@@ -225,11 +230,6 @@ void ForceFields::doForces( int calcPot, int calcStres
     entry_plug->lrPot *= factor;
   }
 
-  for(i=0; i<entry_plug->n_mol; i++ ){
-    entry_plug->molecules[i].atoms2rigidBodies();
-  }
-
-
 #ifdef IS_MPI
   sprintf( checkPointMsg,
 	   "returned from the force calculation.\n" );