These problems are caused by a hardware incompatibility, but easily solved by contacting your regional AppleCare Support Office. Please be sure to mention that you are experiencing this behavior with your Digidesign Digi 001 or d24 hardware. They are aware of the situation and will arrange an RA for your system.For Customers in the US, please call 1 800 APL-CARE. For those customers outside of the US, there should be an AppleCare card included in your Apple product packaging which has the local AppleCare phone number.