--- a/misc/migration/bootstrapmigration_repository.py	Fri Jul 24 15:12:13 2009 +0200
+++ b/misc/migration/bootstrapmigration_repository.py	Fri Jul 24 15:12:40 2009 +0200
@@ -11,6 +11,7 @@
 applcubicwebversion, cubicwebversion = versions_map['cubicweb']
 
 if applcubicwebversion < (3, 4, 0) and cubicwebversion >= (3, 4, 0):
+    from cubicweb import RepositoryError
     from cubicweb.server.hooks import uniquecstrcheck_before_modification
     session.set_shared_data('do-not-insert-cwuri', True)
     repo.hm.unregister_hook(uniquecstrcheck_before_modification, 'before_add_entity', '')
@@ -20,8 +21,11 @@
     # use an internal session since some entity might forbid modifications to admin
     isession = repo.internal_session()
     for eid, in rql('Any X', ask_confirm=False):
-        isession.execute('SET X cwuri %(u)s WHERE X eid %(x)s',
-                         {'x': eid, 'u': base_url + u'eid/%s' % eid})
+        try:
+            isession.execute('SET X cwuri %(u)s WHERE X eid %(x)s',
+                             {'x': eid, 'u': base_url + u'eid/%s' % eid})
+        except RepositoryError:
+            print 'unable to set cwuri for', eid, session.describe(eid)
     isession.commit()
     repo.hm.register_hook(uniquecstrcheck_before_modification, 'before_add_entity', '')
     repo.hm.register_hook(uniquecstrcheck_before_modification, 'before_update_entity', '')