Index: /trunk/ppSub/src/ppSubReadout.c
===================================================================
--- /trunk/ppSub/src/ppSubReadout.c	(revision 15408)
+++ /trunk/ppSub/src/ppSubReadout.c	(revision 15409)
@@ -146,5 +146,5 @@
         if (!psphotReadout(config, view)) {
             psWarning("Unable to perform photometry on subtracted image.");
-            psErrorStackPrint("Error stack from photometry:");
+            psErrorStackPrint(stderr, "Error stack from photometry:");
             psErrorClear();
         }