diff -u -r1.11 -r1.12
--- HPSHelicalTrackHitDriver.java	6 Aug 2012 21:15:21 -0000	1.11
+++ HPSHelicalTrackHitDriver.java	6 Aug 2012 21:43:05 -0000	1.12
@@ -12,6 +12,7 @@

 import hep.physics.vec.VecOp;
 
 import java.util.ArrayList;

+import java.util.Arrays;

 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;

@@ -127,6 +128,8 @@

         //  Create a List of LCRelations to relate HelicalTrackHits to the original hits
         List<LCRelation> hitrelations = new ArrayList<LCRelation>();
 

+        List<HelicalTrackCross> stereoCrosses = new ArrayList<HelicalTrackCross>();
+

         for (String _colname : _colnames) {
 
             if (!event.hasCollection(SiTrackerHit.class, _colname)) {

@@ -221,10 +224,7 @@

 
             //  Add the stereo hits to our list of HelicalTrackHits
             helhits.addAll(stereohits);

-            //mg...6/24/11  add new set of helical track hits that are rotated to from jlab to tracking frame
-            if (_doTranformToTracking) {
-                addRotatedHitsToEvent(event, stereohits);
-            }

+            stereoCrosses.addAll(stereohits);

             //add LCRelation for strip hits
             for (HelicalTrackCross cross : stereohits) {
                 for (HelicalTrackStrip strip : cross.getStrips()) {

@@ -233,6 +233,11 @@

             }
         }
 

+        //mg...6/24/11  add new set of helical track hits that are rotated to from jlab to tracking frame
+        if (_doTranformToTracking) {
+            addRotatedHitsToEvent(event, stereoCrosses);
+        }
+

         //  Create the LCRelations between HelicalTrackHits and MC particles
         List<LCRelation> mcrelations = new ArrayList<LCRelation>();
         for (HelicalTrackHit hit : helhits) {

@@ -260,10 +265,7 @@

     }
 
     public void setCollectionNames(String[] collectionNames) {

-        _colnames.clear();
-        for (String colname : collectionNames) {
-            _colnames.add(colname);
-        }

+        _colnames = Arrays.asList(collectionNames);

     }
 
     /**