Hi Doug and Josh: in /course/com3362/sp99/DJ/anonym-visit I get: begin java.lang.RuntimeException: java.lang.IllegalAccessException: Main$1 at EDU.neu.ccs.demeter.dj.TraversalGraph.traverse(TraversalGraph.java:98) at EDU.neu.ccs.demeter.dj.TraversalGraph.traverse(TraversalGraph.java:72) at EDU.neu.ccs.demeter.dj.TraversalGraph.traverse(TraversalGraph.java:58) at Main.main(Main.java:14) I don't know why. Please can you check. -- Karl