Index: trunk/psModules/src/objects/pmSourceFitPCM.c
===================================================================
--- trunk/psModules/src/objects/pmSourceFitPCM.c	(revision 29004)
+++ trunk/psModules/src/objects/pmSourceFitPCM.c	(revision 30621)
@@ -89,4 +89,7 @@
     if (!fitStatus) pcm->modelConv->flags |= PM_MODEL_STATUS_NONCONVERGE;
 
+    // once we have fitted a model, we need to record that this model is a PCM model:
+    pcm->modelConv->isPCM = true;
+
     // models can go insane: reject these
     bool onPic = true;