Make the histograms memory resident, otherwise they belong to a wrong file and we...

diff --git a/ITS/AliITSPlaneEffSSD.cxx b/ITS/AliITSPlaneEffSSD.cxx
index 06a966d66f92488346c388f9161261eb94f70633..51cf6733ff6ddc0afee8b73a67f82719af6ebd01 100644 (file)
--- a/ITS/AliITSPlaneEffSSD.cxx
+++ b/ITS/AliITSPlaneEffSSD.cxx
@@ -428,6 +428,9 @@ void AliITSPlaneEffSSD::InitHistos() {
   TString histnameClusErrX="HistClusErrX_mod_";
   TString histnameClusErrZ="HistClusErrZ_mod_";
 //
+
+  TH1::AddDirectory(kFALSE);
+
   fHisResX=new TH1F*[kNHisto];
   fHisResZ=new TH1F*[kNHisto];
   fHisResXZ=new TH2F*[kNHisto];
@@ -489,6 +492,9 @@ void AliITSPlaneEffSSD::InitHistos() {
     fHisClusErrZ[nhist]->SetTitle(aux.Data());
 
   }
+
+  TH1::AddDirectory(kTRUE);
+
 return;
 }
 //__________________________________________________________