Index: trunk/Mars/mcorsika/MCorsikaRead.cc
===================================================================
--- trunk/Mars/mcorsika/MCorsikaRead.cc	(revision 19695)
+++ trunk/Mars/mcorsika/MCorsikaRead.cc	(revision 19696)
@@ -344,5 +344,5 @@
 
             fNumTotalEvents += fRunHeader->GetNumEvents()*fRunHeader->GetNumReuse()*
-                (fTelescopeIdx<0 ? fNumTelescopes : 1);
+                (fTelescopeIdx<0 && fNumTelescope==0 ? fNumTelescopes : 1);
             continue;
         }