I've have the same problem. I've tested with Logitech M505 and M525 on two different 13.04 machines. On 12.04 and 12.10 worked like a charm.
I've have the same problem.
I've tested with Logitech M505 and M525 on two different 13.04 machines. On 12.04 and 12.10 worked like a charm.