diff --git a/py_gen/codegen.py b/py_gen/codegen.py
index a664d87..f8a7211 100644
--- a/py_gen/codegen.py
+++ b/py_gen/codegen.py
@@ -49,6 +49,12 @@
     'of_table_mod_prop': 'table_mod_prop',
     'of_queue_desc_prop': 'queue_desc_prop',
     'of_queue_stats_prop': 'queue_stats_prop',
+    'of_async_config_prop': 'async_config_prop',
+    'of_bundle_prop': 'bundle_prop',
+    #'of_queue_prop': 'queue_prop',
+    'of_role_prop': 'role_prop',
+    #'of_table_feature_prop': 'table_feature_prop',
+    'of_table_mod_prop': 'table_mod_prop',
 }
 
 # Return the module and class names for the generated Python class
diff --git a/py_gen/oftype.py b/py_gen/oftype.py
index 7bd242e..51b8e13 100644
--- a/py_gen/oftype.py
+++ b/py_gen/oftype.py
@@ -143,6 +143,7 @@
     'of_port_desc_t': 'common.port_desc',
     'of_meter_features_t': 'common.meter_features',
     'of_bsn_vport_t': 'common.bsn_vport',
+    'of_table_desc_t': 'common.table_desc',
 }
 
 for (cls, pyclass) in embedded_structs.items():
@@ -190,6 +191,7 @@
     elif oftype_is_list(oftype):
         ofproto = loxi_globals.ir[version]
         ofclass = ofproto.class_by_name(oftype_list_elem(oftype))
+        assert ofclass, "No class named %r" % oftype_list_elem(oftype)
         module_name, class_name = py_gen.codegen.generate_pyname(ofclass)
         return 'loxi.generic_util.unpack_list(%s, %s.%s.unpack)' % \
             (reader_expr, module_name, class_name)