Index: trunk/psModules/src/objects/pmSourceFitSet.c
===================================================================
--- trunk/psModules/src/objects/pmSourceFitSet.c	(revision 15588)
+++ trunk/psModules/src/objects/pmSourceFitSet.c	(revision 15622)
@@ -6,6 +6,6 @@
  *  @author GLG, MHPCC
  *
- *  @version $Revision: 1.9 $ $Name: not supported by cvs2svn $
- *  @date $Date: 2007-11-11 21:49:52 $
+ *  @version $Revision: 1.10 $ $Name: not supported by cvs2svn $
+ *  @date $Date: 2007-11-15 23:18:20 $
  *
  *  Copyright 2004 Maui High Performance Computing Center, University of Hawaii
@@ -55,4 +55,5 @@
 
 pmSourceFitSetData *pmSourceFitSetDataAlloc (psArray *modelSet) {
+    PS_ASSERT_PTR_NON_NULL(modelSet, NULL);
 
     pmSourceFitSetData *set = (pmSourceFitSetData *) psAlloc(sizeof(pmSourceFitSetData));