Index: /issm/trunk-jpl/src/m/plot/applyoptions.py
===================================================================
--- /issm/trunk-jpl/src/m/plot/applyoptions.py	(revision 17705)
+++ /issm/trunk-jpl/src/m/plot/applyoptions.py	(revision 17706)
@@ -156,11 +156,11 @@
 	if options.exist('clim'):
 		lims=options.getfieldvalue('clim')
+		assert len(lims)==2, 'error, clim should be passed as a list of length 2'
 	elif options.exist('caxis'):
 		lims=options.getfieldvalue('caxis')
+		assert len(lims)==2, 'error, caxis should be passed as a list of length 2'
 		options.addfielddefault('clim',lims)
 	else:
-		lims=[min(data.flatten()),max(data.flatten())]
-	if len(lims)!=2:
-		print 'WARNING: clim/caxis should be passed as a list of length 2'
+		if len(data)>0: lims=[data.min(),data.max()]
 	#}}}
 
Index: /issm/trunk-jpl/src/m/plot/plot_mesh.py
===================================================================
--- /issm/trunk-jpl/src/m/plot/plot_mesh.py	(revision 17705)
+++ /issm/trunk-jpl/src/m/plot/plot_mesh.py	(revision 17706)
@@ -1,3 +1,2 @@
-
 try:
 	import pylab as p