diff --git a/browser/form.py b/browser/form.py
index 04e3ade..e2c7a37 100755
--- a/browser/form.py
+++ b/browser/form.py
@@ -438,6 +438,7 @@ class CreateConceptForm(CreateObjectForm):
             return c
         ad = ti(c)
         ad.__is_dummy__ = True
+        ad.__type__ = adapted(self.typeConcept)
         return ad
 
     @Lazy
diff --git a/table.py b/table.py
index 0ccca60..d381f34 100644
--- a/table.py
+++ b/table.py
@@ -73,7 +73,10 @@ class DataTable(AdapterBase):
     _adapterAttributes = AdapterBase._adapterAttributes + ('columns', 'data')
 
     def getColumns(self):
-        return getattr(self.context, '_columns', ['key', 'value'])
+        cols = getattr(self.context, '_columns', None)
+        if not cols:
+            cols = getattr(baseObject(self.type), '_columns', None)
+        return cols or ['key', 'value']
     def setColumns(self, value):
         self.context._columns = value
     columns = property(getColumns, setColumns)