Index: src/main/java/info/magnolia/module/admininterface/TreeHandlerManager.java
===================================================================
--- src/main/java/info/magnolia/module/admininterface/TreeHandlerManager.java	(revision 26817)
+++ src/main/java/info/magnolia/module/admininterface/TreeHandlerManager.java	(working copy)
@@ -93,7 +93,7 @@
                 name,
                 request,
                 response});
-            Content2BeanUtil.setProperties(newInstance, th.getTreeDefinition());
+            Content2BeanUtil.setProperties(newInstance, th.getTreeDefinition(), true);
             return newInstance;
         }
         catch (Exception e) {