--- a/server/repository.py	Wed Jan 22 15:50:03 2014 +0100
+++ b/server/repository.py	Mon Jul 01 16:13:17 2013 +0200
@@ -51,7 +51,6 @@
 
 from cubicweb import (CW_SOFTWARE_ROOT, CW_MIGRATION_MAP, QueryError,
                       UnknownEid, AuthenticationError, ExecutionError,
-                      ETypeNotSupportedBySources, MultiSourcesError,
                       BadConnectionId, Unauthorized, ValidationError,
                       RepositoryError, UniqueTogetherError, onevent)
 from cubicweb import cwvreg, schema, server