Additional protection (I.Hrivnacova)

diff --git a/MUON/AliMUONData.cxx b/MUON/AliMUONData.cxx
index 19b84d817d70e0fb7c321c07a860b04d7754aff8..34dc3a8dba3b969dc99fa871aa3ea0cd04a90897 100644 (file)
--- a/MUON/AliMUONData.cxx
+++ b/MUON/AliMUONData.cxx
@@ -431,7 +431,8 @@ void AliMUONData::MakeBranch(Option_t* option)
 
     if (fHits == 0x0)  {
        fHits = new TClonesArray("AliMUONHit",1000);
-       gAlice->GetMCApp()->AddHitList (fHits);
+       if (gAlice->GetMCApp())
+         gAlice->GetMCApp()->AddHitList (fHits);
     }
            
     fNhits = 0;
@@ -669,7 +670,8 @@ void AliMUONData::SetTreeAddress(Option_t* option)
   if ( TreeH() && cH ) {
       if (fHits == 0x0) {
        fHits     = new TClonesArray("AliMUONHit",1000);
-       gAlice->GetMCApp()->AddHitList (fHits);
+       if (gAlice->GetMCApp())
+         gAlice->GetMCApp()->AddHitList (fHits);
     }
     fNhits =0;
   }