diff -r 3dc3ad02d091 -r aaed3f813ef8 server/hookhelper.py
--- a/server/hookhelper.py	Fri Feb 26 13:12:01 2010 +0100
+++ b/server/hookhelper.py	Fri Feb 26 13:19:14 2010 +0100
@@ -9,7 +9,6 @@
 
 from logilab.common.deprecation import deprecated, class_moved
 
-from cubicweb import RepositoryError
 from cubicweb.server import hook
 
 @deprecated('[3.6] entity_oldnewvalue should be imported from cw.server.hook')