Commit c4a4ee2a authored by Yusei Tahara's avatar Yusei Tahara

BusinessTemplate: Installed business template may be empty. Don't assume that it is not empty.

parent 38cb674a
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......@@ -2782,8 +2782,11 @@ class PortalTypeAllowedContentTypeTemplateItem(BaseTemplateItem):
force = kw.get('force')
installed_bt = kw.get('installed_bt')
if installed_bt is not None:
old_objects = getattr(installed_bt,
self.business_template_class_property)._objects
item = getattr(installed_bt, self.business_template_class_property, None)
if item is not None:
old_objects = item._objects
else:
old_objects = {}
else:
old_objects = {}
for key in set(self._objects.keys()).union(old_objects.keys()):
......
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