Index: /issm/trunk-jpl/src/m/io/loadvars.py
===================================================================
--- /issm/trunk-jpl/src/m/io/loadvars.py	(revision 21235)
+++ /issm/trunk-jpl/src/m/io/loadvars.py	(revision 21236)
@@ -121,5 +121,5 @@
 						if varval.dtype==str:
 							if varval.shape==1:
-								Tree.__dict__[str(var)]=varval[0]
+								Tree.__dict__[str(var)]=str(varval[0])
 							if 'True' in varval[:] or 'False' in varval[:]:
 								Tree.__dict__[str(var)]=np.asarray(varval[:],dtype=bool)
@@ -150,6 +150,6 @@
 				for attr in curclass.ncattrs():
 					#print('    treating {}'.format(attr))
-					if classtree[mod][0]!='results': #no attributes in results
-						Tree.__dict__[str(attr)]=curclass.getncattr(attr)
+					if classtree[mod][0]!='results' and attr!='classtype': #no attributes in results
+						Tree.__dict__[str(attr)]=str(curclass.getncattr(attr))
 						if curclass.getncattr(attr)=='True':
 							Tree.__dict__[str(attr)]=True