correct ids for proof mode

src/PlotResultsSelector.C

@@ -132,16 +132,17 @@ void PlotResultsSelector::SlaveBegin(TTree * /*tree*/)
         fNedaLookUpTable = ((TString)((TParameter<TString>*)fInput->FindObject("NedaLookUpTable"))->GetVal());
         fNedaCutsLocation = ((TString)((TParameter<TString>*)fInput->FindObject("NedaCutsLocation"))->GetVal());
 
-        if(!fDiamantLookUpTable.BeginsWith("/"))
+         if(!fDiamantLookUpTable.BeginsWith("/") && fDiamantLookUpTable.Length())
             fDiamantLookUpTable.Prepend(Form("%s/",fWorkingDir.Data()));
-        if(!fDiamantTSPeaks.BeginsWith("/"))
+        if(!fDiamantTSPeaks.BeginsWith("/") && fDiamantTSPeaks.Length())
             fDiamantTSPeaks.Prepend(Form("%s/",fWorkingDir.Data()));
-        if(!fDiamantCutsLocation.BeginsWith("/"))
+        if(!fDiamantCutsLocation.BeginsWith("/") && fDiamantCutsLocation.Length())
             fDiamantCutsLocation.Prepend(Form("%s/",fWorkingDir.Data()));
-        if(!fNedaLookUpTable.BeginsWith("/"))
+        if(!fNedaLookUpTable.BeginsWith("/") && fNedaLookUpTable.Length())
             fNedaLookUpTable.Prepend(Form("%s/",fWorkingDir.Data()));
-        if(!fNedaCutsLocation.BeginsWith("/"))
+        if(!fNedaCutsLocation.BeginsWith("/") && fNedaCutsLocation.Length())
             fNedaCutsLocation.Prepend(Form("%s/",fWorkingDir.Data()));
+
     }
 
     /// *********************** ///
@@ -367,7 +368,7 @@ void PlotResultsSelector::SlaveBegin(TTree * /*tree*/)
     AGATA_HitMult_h = BuildHist1D("AGATAHitMult",AGATA_Hitmult,fAgataHistList);
     AGATA_CoreMult_h = BuildHist1D("AGATACoreMult",AGATA_Coremult,fAgataHistList);
     AGATA_TrackE_h = BuildHist1D("TrackE",EGamma2,fAgataHistList);
-
+    
     l = new TList;l->SetName("TrackEvsNn");fAgataHistList->Add(l);
     for (Int_t i=0; i<MaxNeutrons; i++)
     {