Index: trunk/psModules/src/objects/pmSourceSky.c
===================================================================
--- trunk/psModules/src/objects/pmSourceSky.c	(revision 9594)
+++ trunk/psModules/src/objects/pmSourceSky.c	(revision 11762)
@@ -6,6 +6,6 @@
  *  @author EAM, IfA: significant modifications.
  *
- *  @version $Revision: 1.9 $ $Name: not supported by cvs2svn $
- *  @date $Date: 2006-10-17 02:21:03 $
+ *  @version $Revision: 1.10 $ $Name: not supported by cvs2svn $
+ *  @date $Date: 2007-02-13 03:14:42 $
  *
  *  Copyright 2004 Maui High Performance Computing Center, University of Hawaii
@@ -33,8 +33,8 @@
 pmSource *pmSourceLocalSky(source, statsOptions, Radius): this
 routine creates a new pmSource.moments element if needed and sets pmSource.pmMoments.sky
- 
+
 The sky value is set from the pixels in the square annulus surrounding the
 peak pixel.
- 
+
 The source.pixels and source.mask must already exist
 *****************************************************************************/
@@ -69,5 +69,9 @@
     psImageMaskRegion(mask, srcRegion, "OR", PM_MASK_MARK);
     psStats *myStats = psStatsAlloc(statsOptions);
-    myStats = psImageStats(myStats, image, mask, 0xff);
+    if (!psImageStats(myStats, image, mask, 0xff)) {
+        psError(PS_ERR_UNKNOWN, false, "Unable to get image statistics.\n");
+        psFree(myStats);
+        return false;
+    }
     psImageMaskRegion(mask, srcRegion, "AND", PS_NOT_U8(PM_MASK_MARK));
     double value = psStatsGetValue(myStats, statistic);
@@ -116,5 +120,9 @@
     psImageMaskRegion(mask, srcRegion, "OR", PM_MASK_MARK);
     psStats *myStats = psStatsAlloc(statsOptions);
-    myStats = psImageStats(myStats, image, mask, 0xff);
+    if (!psImageStats(myStats, image, mask, 0xff)) {
+        psError(PS_ERR_UNKNOWN, false, "Unable to get image statistics.\n");
+        psFree(myStats);
+        return false;
+    }
     psImageMaskRegion(mask, srcRegion, "AND", PS_NOT_U8(PM_MASK_MARK));
     double value = psStatsGetValue(myStats, statistic);