From: wiechula <Jens.Wiechula@cern.ch>
Date: Mon, 8 Sep 2014 12:44:49 +0000 (+0200)
Subject: Skip chamber HV analysis for chamber deactivation in case no valid start and end... 
X-Git-Url: http://git.uio.no/git/?a=commitdiff_plain;h=5a585aa46507d07cb9b82a850c05e6042658ff30;p=u%2Fmrichter%2FAliRoot.git

Skip chamber HV analysis for chamber deactivation in case no valid start and end time are provided by the GRP (auto-generated GRP)
---

diff --git a/TPC/Base/AliTPCcalibDB.cxx b/TPC/Base/AliTPCcalibDB.cxx
index d1109160d03..b59ea2a10e3 100644
--- a/TPC/Base/AliTPCcalibDB.cxx
+++ b/TPC/Base/AliTPCcalibDB.cxx
@@ -1646,6 +1646,15 @@ void AliTPCcalibDB::UpdateChamberHighVoltageData()
   const Int_t startTimeGRP = grp->GetTimeStart();
   const Int_t stopTimeGRP  = grp->GetTimeEnd();
 
+  //
+  // In case we use a generated GRP we cannot make use of the start time and end time information
+  // therefore we cannot calculate proper HV information and will skip this
+  //
+  if (startTimeGRP==0 && stopTimeGRP==0) {
+    AliWarning("Using a generated GRP with 'GetTimeStart()' and 'GetTimeEnd()' == 0. Cannot calculate HV information.");
+    return;
+  }
+
   //
   // check active state by analysing the scalers
   //