--- a/server/checkintegrity.py	Fri Aug 20 10:59:57 2010 +0200
+++ b/server/checkintegrity.py	Fri Aug 20 17:08:08 2010 +0200
@@ -408,9 +408,13 @@
                     elif not somethingprinted and rschema not in seen:
                         print 'you may want to specify something for %s' % rschema
                         seen.add(rschema)
-            elif not ttypes:
-                warning('relation %s with %s as %s is supported but no target '
-                        'type supported', rschema, role, eschema)
+            else:
+                if not ttypes:
+                    warning('relation %s with %s as %s is supported but no target '
+                            'type supported', rschema, role, eschema)
+                if rschema in mapping['cross_relations'] and rschema.inlined:
+                    error('you should unline relation %s which is supported and '
+                          'may be crossed ', rschema)
     for rschema in mapping['support_relations'].values():
         if rschema in META_RTYPES:
             continue