1) In Control Panel > System and Security > System > Advanced System Settings > Performance > Advanced - make sure "adjust best performance" is set to "background services".
This should give any ASIO drivers a bit more clout.
2) My friend had a similar problem that went away when he updated his graphics card drivers.
3) Experiment with different ASIO buffer sizes - usually bigger is more reliable if you can live with the associated latency.
When I have nothing to say my lips are sealed.