Index: /issm/trunk/src/m/classes/@model/model.m
===================================================================
--- /issm/trunk/src/m/classes/@model/model.m	(revision 7083)
+++ /issm/trunk/src/m/classes/@model/model.m	(revision 7084)
@@ -316,4 +316,7 @@
 	md.qmu_save_femmodel=0;
 
+	%grounding line migration: 
+	md.gl_migration=NaN;
+
 	%solution parameters
 	md.kff=0;
Index: /issm/trunk/src/m/classes/@model/setdefaultparameters.m
===================================================================
--- /issm/trunk/src/m/classes/@model/setdefaultparameters.m	(revision 7083)
+++ /issm/trunk/src/m/classes/@model/setdefaultparameters.m	(revision 7084)
@@ -221,4 +221,7 @@
 md.plot=0;
 
+%grounding line migration: 
+md.gl_migration=0;
+
 %How often to save results, default is 1 so save every step
 md.output_frequency=1;