Index: trunk/psModules/src/objects/models/pmModel_SGAUSS.c
===================================================================
--- trunk/psModules/src/objects/models/pmModel_SGAUSS.c	(revision 23962)
+++ trunk/psModules/src/objects/models/pmModel_SGAUSS.c	(revision 23989)
@@ -325,5 +325,8 @@
 
     psStats *stats = psStatsAlloc (PS_STAT_SAMPLE_MEDIAN);
-    psVectorStats (stats, contour, NULL, NULL, 0);
+    if (!psVectorStats (stats, contour, NULL, NULL, 0)) {
+	psError(PS_ERR_UNKNOWN, false, "failure to measure stats");
+	return false;
+    }
     value = stats->sampleMedian;