Index: /issm/trunk-jpl/test/NightlyRun/test426.py
===================================================================
--- /issm/trunk-jpl/test/NightlyRun/test426.py	(revision 21824)
+++ /issm/trunk-jpl/test/NightlyRun/test426.py	(revision 21825)
@@ -18,10 +18,10 @@
 md.geometry.surface=md.geometry.base+md.geometry.thickness
 md.smb.mass_balance[:]=100.
-md.extrude(3,1.)
 md=setflowequation(md,'SSA','all')
 md.transient.isstressbalance=False
 md.transient.isgroundingline=True
 md.groundingline.migration='AggressiveMigration'
-md.transient.requested_outputs=['IceVolume','IceVolumeAboveFloatation']
+md.transient.requested_outputs=['IceVolume','IceVolumeAboveFloatation','IceMass']
+md.extrude(3,1.)
 md.cluster=generic('name',gethostname(),'np',3)
 
@@ -29,28 +29,31 @@
 
 #Fields and tolerances to track changes
-field_names     =['Bed1','Surface1','Thickness1','Floatingice1','IceVolume1','IceVolumeAboveFloatation1',
-									'Bed2','Surface2','Thickness2','Floatingice2','IceVolume2','IceVolumeAboveFloatation2',
-									'Bed3','Surface3','Thickness3','Floatingice3','IceVolume3','IceVolumeAboveFloatation3',]
+field_names     =['Bed1','Surface1','Thickness1','Floatingice1','IceVolume1','IceVolumeAboveFloatation1','IceMass1',
+        'Bed2','Surface2','Thickness2','Floatingice2','IceVolume2','IceVolumeAboveFloatation2','IceMass2',
+        'Bed3','Surface3','Thickness3','Floatingice3','IceVolume3','IceVolumeAboveFloatation3','IceMass3']
 
-field_tolerances=[1e-13,1e-13,1e-13,1e-13,1e-13,1e-13,
-									1e-11,1e-10,1e-11,3e-11,2e-12,5e-12,
-									1e-10,1e-10,1e-10,5e-11,2e-12,5e-12]
+field_tolerances=[1e-13,1e-13,1e-13,1e-13,1e-13,1e-13,1e-13,
+        1e-11,1e-10,1e-11,3e-11,2e-12,5e-12,2e-12,
+        1e-10,1e-10,1e-10,5e-11,2e-12,5e-12,2e-12]
 
 field_values=[md.results.TransientSolution[0].Base,
-							md.results.TransientSolution[0].Surface,
-							md.results.TransientSolution[0].Thickness,
-							md.results.TransientSolution[0].MaskGroundediceLevelset,
-							md.results.TransientSolution[0].IceVolume,
-							md.results.TransientSolution[0].IceVolumeAboveFloatation,
-							md.results.TransientSolution[1].Base,
-							md.results.TransientSolution[1].Surface,
-							md.results.TransientSolution[1].Thickness,
-							md.results.TransientSolution[1].MaskGroundediceLevelset,
-							md.results.TransientSolution[1].IceVolume,
-							md.results.TransientSolution[1].IceVolumeAboveFloatation,
-							md.results.TransientSolution[2].Base,
-							md.results.TransientSolution[2].Surface,
-							md.results.TransientSolution[2].Thickness,
-							md.results.TransientSolution[2].MaskGroundediceLevelset,
-							md.results.TransientSolution[2].IceVolume,
-							md.results.TransientSolution[2].IceVolumeAboveFloatation]
+        md.results.TransientSolution[0].Surface,
+        md.results.TransientSolution[0].Thickness,
+        md.results.TransientSolution[0].MaskGroundediceLevelset,
+        md.results.TransientSolution[0].IceVolume,
+        md.results.TransientSolution[0].IceVolumeAboveFloatation,
+		  md.results.TransientSolution[0].IceMass,
+        md.results.TransientSolution[1].Base,
+        md.results.TransientSolution[1].Surface,
+        md.results.TransientSolution[1].Thickness,
+        md.results.TransientSolution[1].MaskGroundediceLevelset,
+        md.results.TransientSolution[1].IceVolume,
+        md.results.TransientSolution[1].IceVolumeAboveFloatation,
+		  md.results.TransientSolution[1].IceMass,
+        md.results.TransientSolution[2].Base,
+        md.results.TransientSolution[2].Surface,
+        md.results.TransientSolution[2].Thickness,
+        md.results.TransientSolution[2].MaskGroundediceLevelset,
+        md.results.TransientSolution[2].IceVolume,
+        md.results.TransientSolution[2].IceVolumeAboveFloatation,
+		  md.results.TransientSolution[2].IceMass]