Index: trunk/psModules/src/objects/pmSourceMatch.c
===================================================================
--- trunk/psModules/src/objects/pmSourceMatch.c	(revision 28119)
+++ trunk/psModules/src/objects/pmSourceMatch.c	(revision 28518)
@@ -227,4 +227,5 @@
             }
 
+            numMaster = size;
             xMaster->n = size;
             yMaster->n = size;