I think it's a 64-bit issue, although I am not knowledgable enough to have more than a hunch. When I Google this:
reg 0x4, usb write TimeOut! status:-19 value=0x0
...it is usually a 64-bit system. I think the Larry Finger mentioned here is the developer.

http://www.spinics.net/lists/linux-w.../msg59124.html