Omni Outliner to Graffle produce broken graph
 

When importing a large hierarchy produced with OmniGraffle, some part of the graph, produced with the automatic layout, overlap, and there are plenty of orphan children.

Here is a part of this graph :

[IMG]http://img.skitch.com/20100215-8jup1fhngt5fta47pafq5r3r3q.png[/IMG]