Re-edit: I don't think Ubuntu One has anything to do with it - it just happened by coincidence as I was opening the program twice in a row! So in fact, this can be reproduced by rebooting, and waiting 60 seconds.
Re-edit: I don't think Ubuntu One has anything to do with it - it just happened by coincidence as I was opening the program twice in a row! So in fact, this can be reproduced by rebooting, and waiting 60 seconds.