diff -r 7510cc3bbdbb -r 6a3f776292a5 web/views/old_calendar.py
--- a/web/views/old_calendar.py	Mon Jul 05 19:05:56 2010 +0200
+++ b/web/views/old_calendar.py	Mon Jul 05 19:06:17 2010 +0200
@@ -30,7 +30,7 @@
 class ICalendarViewsAdapter(EntityAdapter):
     """calendar views interface"""
     __regid__ = 'ICalendarViews'
-    __select__ = implements(ICalendarViews) # XXX for bw compat, should be abstract
+    __select__ = implements(ICalendarViews, warn=False) # XXX for bw compat, should be abstract
 
     @implements_adapter_compat('ICalendarViews')
     def matching_dates(self, begin, end):