diff -u -r1.4 -r1.5
--- global_fieldSubscriber.cc	22 Apr 2005 18:39:07 -0000	1.4
+++ global_fieldSubscriber.cc	1 Sep 2005 18:25:05 -0000	1.5
@@ -27,7 +27,7 @@

   }
 
 public:

-  global_fieldSubscriber() 

+  global_fieldSubscriber()

   {
     Subscribe( "global_field" );
   }

@@ -38,11 +38,11 @@

   virtual void Activate( const SAXObject* object)
   {
     //std::cout << "global_field Subscriber" << std::endl;

-    

+

     const global_field* fobj = 0;
     G4MagneticField* mag = 0;
     LCDDProcessor* proc = LCDDProcessor::instance();

-    

+

     if ( object != 0 ) {
       fobj = dynamic_cast<const global_field*>( object );
 

@@ -63,8 +63,10 @@

 	    if ( mag ) {
 	      proc->setGlobalMagneticField( mag );
 	    }

+	    /* FATAL ERROR: field was not found */

 	    else {
 	      std::cerr << "Unknown field reference: " << fref->get_ref() << std::endl;

+	      G4Exception("Failed to setup specified global field.");

 	    }
 	  }
 	}

@@ -74,8 +76,6 @@

 	std::cerr << "Failed cast to global_field!" << std::endl;
       }
     }

-
-    //delete object;

   }
 };