Index: trunk/psphot/src/psphotFullForceReadout.c
===================================================================
--- trunk/psphot/src/psphotFullForceReadout.c	(revision 42487)
+++ trunk/psphot/src/psphotFullForceReadout.c	(revision 42842)
@@ -121,5 +121,6 @@
       // linear fit to include all sources (subtract again)
       // NOTE : apply to ALL sources (extended + psf)
-      psphotFitSourcesLinear (config, view, filerule, true, true); // pass 2 (detections->allSources)
+      // do NOT skip negative-flux sources (last arg = false)
+      psphotFitSourcesLinear (config, view, filerule, true, false); // pass 2 (detections->allSources)
     }