Index: /issm/trunk/src/c/objects/IoModel.cpp
===================================================================
--- /issm/trunk/src/c/objects/IoModel.cpp	(revision 8237)
+++ /issm/trunk/src/c/objects/IoModel.cpp	(revision 8238)
@@ -82,4 +82,5 @@
 	xfree((void**)&this->spcwatercolumn);
 	xfree((void**)&this->spctemperature);
+	xfree((void**)&this->diagnostic_ref);
 	xfree((void**)&this->edges);
 	xfree((void**)&this->geothermalflux);
@@ -312,4 +313,5 @@
 	this-> spcthickness=NULL;
 	this-> spcwatercolumn=NULL;
+	this-> diagnostic_ref=NULL;
 	this->numberofedges=0;
 	this->edges=NULL;
Index: /issm/trunk/src/c/objects/IoModel.h
===================================================================
--- /issm/trunk/src/c/objects/IoModel.h	(revision 8237)
+++ /issm/trunk/src/c/objects/IoModel.h	(revision 8238)
@@ -104,4 +104,5 @@
 		double* spcthickness;
 		double* spcwatercolumn;
+		double* diagnostic_ref;
 		double* geothermalflux;
 		int     numberofedges;