only synchronize if we're not unsetting the site

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@38668 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5Type/patches/getSite.py

@@ -37,6 +37,7 @@ hooks.getSite = getSite
 last_cookie_value = None
 def setSite(site=None):
   _setSite(site)
+  if site is not None:
     from Products.ERP5Type.Dynamic.portaltypeclass import synchronizeDynamicModules
     synchronizeDynamicModules(site)
 hooks.setSite = setSite