lcsim/src/org/lcsim/event/base

diff -u -r1.9 -r1.10
--- BaseSimTrackerHit.java	25 Mar 2009 01:43:12 -0000	1.9
+++ BaseSimTrackerHit.java	20 Apr 2009 23:37:30 -0000	1.10
@@ -164,20 +164,11 @@

     {
         if (de == null)
         {

-            IDetectorElementContainer srch = getSubdetector().getDetectorElement().findDetectorElement(getIdentifier());
-            if (srch.size() == 1)

+            de = getSubdetector().getDetectorElement().findDetectorElement(getPositionVec());
+            if (de == null)

             {

-                de = srch.get(0);
-            }
-            else if (srch.size() == 0)
-            {
-                throw new RuntimeException("No DetectorElement found for SimTrackerHit with id <" + getIdentifier().toHexString() + ">.");

+            	throw new RuntimeException("No DetectorElement found for SimTrackerHit with position " + this.getPositionVec() + ".");

             }            

-            // Should not happen.  Check anyways.
-            else if (srch.size() > 1)
-            {
-                throw new RuntimeException("Found multiple DetectorElements matching id <" + getIdentifier().toHexString() + ">.");
-            }

         }
         return de;
     }