diff -u -r1.1 -r1.2
--- GenericStructuralDriver.java	1 Mar 2006 02:45:57 -0000	1.1
+++ GenericStructuralDriver.java	2 Mar 2006 01:49:10 -0000	1.2
@@ -19,7 +19,7 @@

  * track segments. See the process() description for more detail.
  *
  * @author Mat Charles <[log in to unmask]>

- * @version $Id: GenericStructuralDriver.java,v 1.1 2006/03/01 02:45:57 mcharles Exp $

+ * @version $Id: GenericStructuralDriver.java,v 1.2 2006/03/02 01:49:10 mcharles Exp $

  */
 
 public abstract class GenericStructuralDriver extends Driver 

@@ -132,6 +132,7 @@

 	    // Check whether the event cache is out of date
 	    if (m_clusterAssociatorLastEvent != m_event) {
 		m_clusterAssociator.CreateLists(m_event);

+		m_clusterAssociatorLastEvent = m_event;

 	    }
 	    // Get the cluster info list
 	    List<ClusterMCPInfo> clusterInfoList = m_event.get(ClusterMCPInfo.class, m_clusterAssociatorOutputListClusterToMCParticle);