Hi, I have monkey-patched the QueueCatalog to adopt it to our needs, which works fine. I now wanted to introduce a new feature: The QueueCatalog should be bypassed during mass-import of data. So I introduced a new variable "_bypass", and new getBypassQueue() and setBypassQueue methods in the monkey-patch: security.declareProtected(view_management_screens, 'getBypassQueue') def getBypassQueue(self): "get _by_pass" if not hasattr(self,"_bypass"): self._bypass = False return self._bypass security.declareProtected(view_management_screens, 'setBypassQueue') def setBypassQueue(self, bypass=False): "set _bypass" self._bypass = bypass from Products.QueueCatalog.QueueCatalog import QueueCatalog QueueCatalog.getBypassQueue = getBypassQueue QueueCatalog.setBypassQueue = setBypassQueue I can invoke these methods from the url like: ../portal_catalog/setBypassQueue?bypass=1 and ../portal_catalog/getBypassQueue displays a 1 But when I do a: <input type="checkbox" name="enable_bypass" tal:attributes="checked here/portal_catalog/getBypassQueue" /> I get: Unauthorized: The container has no security assertions. Access to 'getBypassQueue' of (QueueCatalog at /uniben/portal_catalog) denied. What I am missing here. -- Gruß Joachim