diff --git a/src/ConformalTracking.cc b/src/ConformalTracking.cc
index 095eab8..bdf54c4 100644
--- a/src/ConformalTracking.cc
+++ b/src/ConformalTracking.cc
@@ -52,9 +52,9 @@ using namespace AIDA;
 ConformalTracking aConformalTracking;
 
 /*
- 
+
  Pattern recognition code for the CLIC detector, using conformal mapping and cellular automaton
- 
+
  */
 
 class TooManyTracksException : public marlin::SkipEventException {
@@ -620,55 +620,55 @@ void ConformalTracking::processEvent(LCEvent* evt) {
   /*std::sort(conformalTracks.begin(),conformalTracks.end(),sort_by_length);
 
     for(int existingTrack=0;existingTrack<conformalTracks.size();existingTrack++){
-        
+
         bool clone = false; bool saved = false;
-        
+
         for(int savedTrack=0;savedTrack<conformalTracksFinal.size();savedTrack++){
-            
+
         const int nOverlappingHits = overlappingHits(conformalTracks[existingTrack],conformalTracksFinal[savedTrack]);
         if( nOverlappingHits >= 2) {
             clone = true;
-            
+
             // Calculate the new and existing chi2 values
             double newchi2 = (conformalTracks[existingTrack]->chi2ndofZS()*conformalTracks[existingTrack]->chi2ndofZS() + conformalTracks[existingTrack]->chi2ndof()*conformalTracks[existingTrack]->chi2ndof());
             double oldchi2 = (conformalTracksFinal[savedTrack]->chi2ndofZS()*conformalTracksFinal[savedTrack]->chi2ndofZS() + conformalTracksFinal[savedTrack]->chi2ndof()*conformalTracksFinal[savedTrack]->chi2ndof());
-            
+
             double deltachi2ZS = (conformalTracks[existingTrack]->chi2ndofZS()-conformalTracksFinal[savedTrack]->chi2ndofZS());
             double deltachi2 = (conformalTracks[existingTrack]->chi2ndof()-conformalTracksFinal[savedTrack]->chi2ndof());
-            
+
             // If the new track is a subtrack of an existing track, don't consider it further (already try removing bad hits from tracks
             if(nOverlappingHits == conformalTracks[existingTrack]->m_clusters.size()) break;
-            
+
             // Otherwise take the longest if the delta chi2 is not too much
             else if(conformalTracks[existingTrack]->m_clusters.size() >= conformalTracksFinal[savedTrack]->m_clusters.size()){ // New track longer/equal in length
-                
+
                 // Increase in chi2 is too much (double)
                 if( (newchi2 - oldchi2) > oldchi2) break;
-                
+
                 // Otherwise take it
                 delete conformalTracksFinal[savedTrack];
                 conformalTracksFinal[savedTrack] = conformalTracks[existingTrack]; saved = true;
             }
             else if(conformalTracks[existingTrack]->m_clusters.size() < conformalTracksFinal[savedTrack]->m_clusters.size()){ // Old track longer
-                
+
                 // Must improve chi2 by factor two
                 if( (newchi2 - 0.5*oldchi2) > 0.) break;
-                
+
                 // Otherwise take it
                 delete conformalTracksFinal[savedTrack];
                 conformalTracksFinal[savedTrack] = conformalTracks[existingTrack]; saved = true;
             }
-            
+
             break;
         }
         }
-        
+
         if(!clone){
             conformalTracksFinal.push_back(conformalTracks[existingTrack]);
         }else{
             if(!saved) delete conformalTracks[existingTrack];
         }
-        
+
     }
 	//*/
 
@@ -2530,12 +2530,12 @@ void ConformalTracking::fitWithPoint(KDTrack kdTrack, SKDCluster& hit, double& d
   double chi2   = kdTrack.chi2ndof();
   double chi2zs = kdTrack.chi2ndofZS();
   /*if(m_debugPlots){
-    
+
     double xMeasured = hit->getU();
     double yMeasured = hit->getV();
     double dx = hit->getErrorU();
     double dv = hit->getErrorV();
-    
+
     if(kdTrack.m_rotated){
       double newxMeasured = yMeasured;
       double newyMeasured = -1. * xMeasured;
@@ -2550,9 +2550,9 @@ void ConformalTracking::fitWithPoint(KDTrack kdTrack, SKDCluster& hit, double& d
     // Get the error on the hit position
     double term = kdTrack.m_gradient + 2. * kdTrack.m_quadratic * xMeasured;
     double dy2  = (dv * dv) + (term * term * dx * dx);
-    
+
     streamlog_out(DEBUG7)<<"- hit has delta chi2 of "<<(residualY * residualY) / (dy2)<<std::endl;
-    
+
   }*/
   kdTrack.add(hit);
   kdTrack.linearRegression();
@@ -2988,13 +2988,13 @@ void ConformalTracking::runStep(SharedKDClusters& kdClusters, UKDTree& nearestNe
         buildNewTracks(conformalTracks, kdClusters, nearestNeighbours, thisParameters, parameters._radialSearch,
                        parameters._vertexToTracker);
       } catch (TooManyTracksException& e) {
-        streamlog_out(MESSAGE) << "caught too many tracks, tightening parameters" << std::endl;
-        caughtException = true;
-        thisParameters.tighten();
-        if (not m_retryTooManyTracks || thisParameters._tightenStep > 10) {
+        if (not m_retryTooManyTracks || thisParameters._tightenStep >= 10) {
           streamlog_out(ERROR) << "Skipping event" << std::endl;
           throw;
         }
+        streamlog_out(MESSAGE) << "caught too many tracks, tightening parameters" << std::endl;
+        thisParameters.tighten();
+        caughtException = true;
       }
     } while (caughtException);