Index: /issm/trunk-jpl/src/m/classes/thermal.py
===================================================================
--- /issm/trunk-jpl/src/m/classes/thermal.py	(revision 13421)
+++ /issm/trunk-jpl/src/m/classes/thermal.py	(revision 13422)
@@ -71,7 +71,7 @@
 		md = checkfield(md,'thermal.spctemperature','forcing',1)
 		if EnthalpyAnalysisEnum() in analyses and (md.thermal.isenthalpy or solution==EnthalpySolutionEnum()) and md.mesh.dimension==3:
-			pos=numpy.nonzero(numpy.logical_not(numpy.isnan(md.thermal.spctemperature[0:md.mesh.numberofvertices-1,:])))
+			pos=numpy.nonzero(numpy.logical_not(numpy.isnan(md.thermal.spctemperature[0:md.mesh.numberofvertices,:])))
 			replicate=numpy.tile(md.geometry.surface-md.mesh.z,(1,numpy.size(md.thermal.spctemperature,axis=1)))
-			md = checkfield(md,'thermal.spctemperature(numpy.nonzero(numpy.logical_not(numpy.isnan(md.thermal.spctemperature[0:md.mesh.numberofvertices-1,:]))))','<',md.materials.meltingpoint-md.materials.beta*md.materials.rho_ice*md.constants.g*replicate[pos],'message',"spctemperature should be below the adjusted melting point")
+			md = checkfield(md,'thermal.spctemperature(numpy.nonzero(numpy.logical_not(numpy.isnan(md.thermal.spctemperature[0:md.mesh.numberofvertices,:]))))','<',md.materials.meltingpoint-md.materials.beta*md.materials.rho_ice*md.constants.g*replicate[pos],'message',"spctemperature should be below the adjusted melting point")
 			md = checkfield(md,'thermal.isenthalpy','numel',[1],'values',[0,1])