can't reproduce this with the latest version of graphviz upstream
what version of dot are you using? (dot -V)
can you save your graph to tst.dot and attach the results of dot -v tst.dot >tst.out 2>tst.err
can't reproduce this with the latest version of graphviz upstream
what version of dot are you using? (dot -V)
can you save your graph to tst.dot and attach the results of
dot -v tst.dot >tst.out 2>tst.err