Index: /issm/trunk-jpl/test/NightlyRun/test420.m
===================================================================
--- /issm/trunk-jpl/test/NightlyRun/test420.m	(revision 25112)
+++ /issm/trunk-jpl/test/NightlyRun/test420.m	(revision 25113)
@@ -54,4 +54,5 @@
 
 %project onto grid
+h(partition + 1)
 thickness=h(partition+1);
 
Index: /issm/trunk-jpl/test/NightlyRun/test420.py
===================================================================
--- /issm/trunk-jpl/test/NightlyRun/test420.py	(revision 25112)
+++ /issm/trunk-jpl/test/NightlyRun/test420.py	(revision 25113)
@@ -69,5 +69,5 @@
 
 #project onto grid
-thickness = h[(partition + 1).flatten()]
+thickness = h[partition]
 
 #Fields and tolerances to track changes