Index: replication.py
===================================================================
--- replication.py	(Revision 49252)
+++ replication.py	(Arbeitskopie)
@@ -852,7 +852,9 @@
 	try:
 		l.add_s(dn, al)
 	except ldap.OBJECT_CLASS_VIOLATION, msg:
-		univention.debug.debug(univention.debug.LISTENER, univention.debug.ERROR, 'replication: object class violation while adding %s' % dn)
+		univention.debug.debug(univention.debug.LISTENER, univention.debug.ERROR, 'replication: object class violation while adding %s: %s' % dn, msg[0]['desc'])
+		if 'info' in msg[0]:
+			univention.debug.debug(univention.debug.LISTENER, univention.debug.ERROR, '\tadditional info: %s' % msg[0]['info'])
 
 def _modify_object_from_old_and_new(l, dn, old, new):
 	ml=modlist(old, new)