From 85e2b57dc9b5ee43e9902a90ea2c0062cba4d40f Mon Sep 17 00:00:00 2001
From: hristov <hristov@f7af4fe6-9843-0410-8265-dc069ae4e863>
Date: Mon, 1 May 2006 07:49:00 +0000
Subject: [PATCH] Additional protection

---
 TPC/AliTPCtrackerMI.cxx | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/TPC/AliTPCtrackerMI.cxx b/TPC/AliTPCtrackerMI.cxx
index 88d08859b4e..a3232a0a30c 100644
--- a/TPC/AliTPCtrackerMI.cxx
+++ b/TPC/AliTPCtrackerMI.cxx
@@ -124,12 +124,12 @@ Int_t AliTPCtrackerMI::UpdateTrack(AliTPCseed * track, Int_t accept){
   //
 
   Double_t angle2 = track->GetSnp()*track->GetSnp();
-  angle2 = TMath::Sqrt(angle2/(1-angle2)); 
   //
   //SET NEW Track Point
   //
-  //  if (debug)
+  if (angle2<1) //PH sometimes angle2 is very big. To be investigated...
   {
+    angle2 = TMath::Sqrt(angle2/(1-angle2)); 
     AliTPCTrackerPoint   &point =*(track->GetTrackPoint(track->fRow));
     //
     point.SetSigmaY(c->GetSigmaY2()/track->fCurrentSigmaY2);
-- 
2.39.3