--- PamCut/CollectionActions/RefitTrackAction/RefitTrackAction.cpp	2010/05/11 15:16:17	1.1.2.1
+++ PamCut/CollectionActions/RefitTrackAction/RefitTrackAction.cpp	2010/05/11 15:32:09	1.1.2.2
@@ -9,10 +9,16 @@
 
 TRandom3* RefitTrackAction::_r3 = new TRandom3(0);
 long int RefitTrackAction::_currEvent = -1;
+TString RefitTrackAction::_currTrkParamsFile = "";
 
 void RefitTrackAction::OnGood(PamLevel2 *event) {
 
-  TrkParams::Set("/wizard/02/pamela_software/installed/pamela/calib/trk-param/align_param-080805-GL1from7/", 5); //DA USARE SOLO PER SIMULAZIONE ROTRASL!!!
+  // Reload the TRK parameters only if they have been changed (ie., if another instance of
+  // this class used a different set of parameters.
+  if (_trkParamsFile != _currTrkParamsFile) {
+    TrkParams::Set(_trkParamsFile, 5);
+    _currTrkParamsFile = _trkParamsFile;
+  }
 
   TrkTrack *trkTrack = event->GetTrack(0)->GetTrkTrack();
   if (!trkTrack)