Index: trunk/psModules/src/objects/pmSource.c
===================================================================
--- trunk/psModules/src/objects/pmSource.c	(revision 40809)
+++ trunk/psModules/src/objects/pmSource.c	(revision 40810)
@@ -783,8 +783,10 @@
 
         if (!psVectorStats (stats, starsn_moments, NULL, NULL, 0)) {
-            psError(PS_ERR_UNKNOWN, false, "failed to measure SN / moments stats");
-            psFree (stats);
-            psFree (starsn_peaks);
-            return false;
+	  psErrorClear(); // XXX it is probably excessive for psVectorStats to raise an error here (no valid values)
+	  fprintf (stderr, "failed to measure SN / moments stats (no valid moments)\n");
+	  // psError(PS_ERR_UNKNOWN, false, "failed to measure SN / moments stats");
+	  // psFree (stats);
+	  // psFree (starsn_peaks);
+	  // return false;
         }
         psLogMsg ("pmObjects", 3, "SN range (moments): %f - %f\n", stats->min, stats->max);
@@ -797,11 +799,12 @@
         stats = psStatsAlloc (PS_STAT_MIN | PS_STAT_MAX);
         if (!psVectorStats (stats, starsn_peaks, NULL, NULL, 0)) {
-            psError(PS_ERR_UNKNOWN, false, "failed to measure SN / moments stats");
-            psFree (stats);
-            psFree (starsn_peaks);
-            return false;
-        }
-        psLogMsg ("psModules.objects", 3, "SN range (peaks)  : %f - %f (%ld)\n",
-                  stats->min, stats->max, starsn_peaks->n);
+	  psErrorClear(); // XXX it is probably excessive for psVectorStats to raise an error here (no valid values)
+	  fprintf (stderr, "failed to measure SN / peak stats (no valid peaks)\n");
+	  // psError(PS_ERR_UNKNOWN, false, "failed to measure SN / moments stats");
+	  // psFree (stats);
+	  // psFree (starsn_peaks);
+	  // return false;
+        }
+        psLogMsg ("psModules.objects", 3, "SN range (peaks)  : %f - %f (%ld)\n", stats->min, stats->max, starsn_peaks->n);
         psFree (stats);
     }