diff -u -r1.12 -r1.13
--- PhysicsListManager.cc	5 Dec 2005 21:12:20 -0000	1.12
+++ PhysicsListManager.cc	19 Dec 2005 21:55:07 -0000	1.13
@@ -1,10 +1,11 @@

-// $Header: /cvs/lcd/slic/src/PhysicsListManager.cc,v 1.12 2005/12/05 21:12:20 jeremy Exp $

+// $Header: /cvs/lcd/slic/src/PhysicsListManager.cc,v 1.13 2005/12/19 21:55:07 jeremy Exp $

 #include "PhysicsListManager.hh"
 
 // geant4
 #include "G4ParticleTable.hh"
 #include "G4UserSpecialCuts.hh"
 #include "G4StepLimiter.hh"

+#include "G4RunManager.hh"

 
 namespace slic
 {

@@ -34,6 +35,9 @@

 
     // new messenger
     m_messenger = new PhysicsMessenger();

+
+    /* Initialize with a default list, because physics initialization must be set first. */
+    G4RunManager::GetRunManager()->SetUserInitialization( PhysicsListFactory::create( m_currentListName ) );

   }
 
   void PhysicsListManager::setCurrentListName(const std::string& n)